This method is an opportunity to apply side-conditions to a rule. The Planner calls this
- * method after matching all operands of the rule, and before calling method onMatch.
- *
- *
The default implementation of this method returns true.
- */
- public boolean matches(RuleCall call) {
- return true;
- }
-
- /** This method is used to modify the local topology after rule matching. */
- public abstract void onMatch(RuleCall call);
-
- public static Operand any() {
- return Operand.ANY_OPERAND;
- }
-
- public static Operand operand(Class clazz, Operand... children) {
- return new Operand(clazz, Arrays.asList(children));
- }
-}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/logical/optimizer/rules/RuleStrategy.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/logical/optimizer/rules/RuleStrategy.java
deleted file mode 100644
index 4fa03e64f2..0000000000
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/logical/optimizer/rules/RuleStrategy.java
+++ /dev/null
@@ -1,6 +0,0 @@
-package cn.edu.tsinghua.iginx.engine.logical.optimizer.rules;
-
-public enum RuleStrategy {
- FIXED_POINT, // 一直执行直到不再有匹配
- ONCE // 只执行一次
-}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/logical/utils/LogicalFilterUtils.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/logical/utils/LogicalFilterUtils.java
index 3bac0c6368..7959bc73a9 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/logical/utils/LogicalFilterUtils.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/logical/utils/LogicalFilterUtils.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.logical.utils;
import cn.edu.tsinghua.iginx.engine.physical.memory.execute.utils.ExprUtils;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/logical/utils/MetaUtils.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/logical/utils/MetaUtils.java
index edb7add95c..5ab7f30758 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/logical/utils/MetaUtils.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/logical/utils/MetaUtils.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.logical.utils;
import static cn.edu.tsinghua.iginx.metadata.utils.FragmentUtils.keyFromColumnsIntervalToKeyInterval;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/logical/utils/OperatorUtils.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/logical/utils/OperatorUtils.java
index a8b963337b..76000d76ff 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/logical/utils/OperatorUtils.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/logical/utils/OperatorUtils.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.logical.utils;
import static cn.edu.tsinghua.iginx.engine.physical.memory.execute.utils.FilterUtils.*;
@@ -24,11 +42,11 @@
import cn.edu.tsinghua.iginx.engine.shared.source.OperatorSource;
import cn.edu.tsinghua.iginx.engine.shared.source.Source;
import cn.edu.tsinghua.iginx.engine.shared.source.SourceType;
+import cn.edu.tsinghua.iginx.utils.Pair;
import cn.edu.tsinghua.iginx.utils.StringUtils;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
-import java.util.Map;
import java.util.stream.Collectors;
public class OperatorUtils {
@@ -47,7 +65,7 @@ public static Operator joinOperatorsByTime(List operators) {
return joinOperators(operators, KEY);
}
- public static Operator joinOperators(List operators, String joinBy) {
+ public static Operator joinOperators(List operators, String joinBy) {
if (operators == null || operators.isEmpty()) return null;
if (operators.size() == 1) return operators.get(0);
Operator join = operators.get(0);
@@ -92,7 +110,7 @@ public static List findPathList(Operator operator) {
}
}
- return pathList.stream().distinct().collect(Collectors.toList());
+ return pathList.stream().distinct().sorted().collect(Collectors.toList());
}
public static void findProjectOperators(List projectOperatorList, Operator operator) {
@@ -316,7 +334,7 @@ private static Operator pushDownApply(Operator root, List correlatedVari
root =
new Rename(
new OperatorSource(pushDownApply(apply, correlatedVariables)),
- rename.getAliasMap(),
+ rename.getAliasList(),
ignorePatterns);
break;
case CrossJoin:
@@ -587,8 +605,8 @@ public static List getPatternFromOperatorChildren(
Operator visitedOperator = visitedOperators.get(i);
if (visitedOperator.getType() == OperatorType.Rename) {
Rename rename = (Rename) visitedOperator;
- Map aliasMap = rename.getAliasMap();
- patterns = renamePattern(aliasMap, patterns);
+ List> aliasList = rename.getAliasList();
+ patterns = renamePattern(aliasList, patterns);
}
}
return patterns;
@@ -630,17 +648,18 @@ private static boolean isPatternMatched(String patternA, String patternB) {
/**
* 正向重命名模式列表中的pattern，将key中的pattern替换为value中的pattern
*
- * @param aliasMap 重命名规则, key为旧模式，value为新模式
+ * @param aliasList 重命名规则, key为旧模式，value为新模式
* @param patterns 要重命名的模式列表
* @return
*/
- private static List renamePattern(Map aliasMap, List patterns) {
+ private static List renamePattern(
+ List> aliasList, List patterns) {
List renamedPatterns = new ArrayList<>();
for (String pattern : patterns) {
boolean matched = false;
- for (Map.Entry entry : aliasMap.entrySet()) {
- String oldPattern = entry.getKey().replace("*", "(.*)");
- String newPattern = entry.getValue().replace("*", "$1");
+ for (Pair pair : aliasList) {
+ String oldPattern = pair.k.replace("*", "(.*)");
+ String newPattern = pair.v.replace("*", "$1");
if (pattern.matches(oldPattern)) {
if (newPattern.contains("$1") && !oldPattern.contains("*")) {
newPattern = newPattern.replace("$1", "*");
@@ -650,12 +669,12 @@ private static List renamePattern(Map aliasMap, List.
+ */
+
package cn.edu.tsinghua.iginx.engine.logical.utils;
import cn.edu.tsinghua.iginx.metadata.entity.ColumnsInterval;
+import cn.edu.tsinghua.iginx.utils.Pair;
import cn.edu.tsinghua.iginx.utils.StringUtils;
import java.util.Collection;
import java.util.List;
-import java.util.Map;
import java.util.stream.Collectors;
public class PathUtils {
@@ -45,21 +63,21 @@ public static ColumnsInterval addSuffix(ColumnsInterval columnsInterval) {
/**
* 反向重命名模式列表中的模式
*
- * @param aliasMap 重命名规则, key为旧模式，value为新模式，在这里我们要将新模式恢复为旧模式
+ * @param aliasList 重命名规则, key为旧模式，value为新模式，在这里我们要将新模式恢复为旧模式
* @param patterns 要重命名的模式列表
* @return 重命名后的模式列表
*/
public static List recoverRenamedPatterns(
- Map aliasMap, List patterns) {
+ List> aliasList, List patterns) {
return patterns.stream()
- .map(pattern -> recoverRenamedPattern(aliasMap, pattern))
+ .map(pattern -> recoverRenamedPattern(aliasList, pattern))
.collect(Collectors.toList());
}
- public static String recoverRenamedPattern(Map aliasMap, String pattern) {
- for (Map.Entry entry : aliasMap.entrySet()) {
- String oldPattern = entry.getKey().replace("*", "$1"); // 通配符转换为正则的捕获组
- String newPattern = entry.getValue().replace("*", "(.*)"); // 使用反向引用保留原始匹配的部分
+ public static String recoverRenamedPattern(List> aliasList, String pattern) {
+ for (Pair pair : aliasList) {
+ String oldPattern = pair.k.replace("*", "$1"); // 通配符转换为正则的捕获组
+ String newPattern = pair.v.replace("*", "(.*)"); // 使用反向引用保留原始匹配的部分
if (pattern.matches(newPattern)) {
// 如果旧模式中有通配符，但是新模式中没有，我们需要将新模式中的捕获组替换为通配符
if (oldPattern.contains("$1") && !newPattern.contains("*")) {
@@ -67,9 +85,9 @@ public static String recoverRenamedPattern(Map aliasMap, String
}
return pattern.replaceAll(newPattern, oldPattern);
} else if (newPattern.equals(pattern)) {
- return entry.getKey();
+ return pair.k;
} else if (pattern.contains(".*") && newPattern.matches(StringUtils.reformatPath(pattern))) {
- return entry.getKey();
+ return pair.k;
}
}
return pattern;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/PhysicalEngine.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/PhysicalEngine.java
index 06cbb51471..ef194b1faf 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/PhysicalEngine.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/PhysicalEngine.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/PhysicalEngineImpl.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/PhysicalEngineImpl.java
index df75c44cbf..e45dd0aa69 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/PhysicalEngineImpl.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/PhysicalEngineImpl.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/InvalidOperatorParameterException.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/InvalidOperatorParameterException.java
index f7cb6db2ab..cb1b115f25 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/InvalidOperatorParameterException.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/InvalidOperatorParameterException.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.exception;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/NonExecutablePhysicalTaskException.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/NonExecutablePhysicalTaskException.java
index 17376e14e1..fb99082c9e 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/NonExecutablePhysicalTaskException.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/NonExecutablePhysicalTaskException.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.exception;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/NonExistedStorageException.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/NonExistedStorageException.java
index 76c949f43f..b922e9a8dd 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/NonExistedStorageException.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/NonExistedStorageException.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.exception;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/NotSupportedOperatorException.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/NotSupportedOperatorException.java
index d3d9c6423e..dea19884ff 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/NotSupportedOperatorException.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/NotSupportedOperatorException.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.exception;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/PhysicalException.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/PhysicalException.java
index ebd5e648b2..a0bbc0c89b 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/PhysicalException.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/PhysicalException.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.exception;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/PhysicalRuntimeException.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/PhysicalRuntimeException.java
index 9d150f23a8..4a8b9e5609 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/PhysicalRuntimeException.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/PhysicalRuntimeException.java
@@ -1,17 +1,19 @@
/*
- * Copyright 2024 IGinX of Tsinghua University
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
*
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.exception;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/PhysicalTaskExecuteFailureException.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/PhysicalTaskExecuteFailureException.java
index 4343e9cd2c..8ac03e33eb 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/PhysicalTaskExecuteFailureException.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/PhysicalTaskExecuteFailureException.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.exception;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/RowFetchException.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/RowFetchException.java
index 9a9f3d6332..a75502f33c 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/RowFetchException.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/RowFetchException.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.exception;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/StorageInitializationException.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/StorageInitializationException.java
index 960cd4ff52..fbc30f995e 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/StorageInitializationException.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/StorageInitializationException.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.exception;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/TooManyPhysicalTasksException.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/TooManyPhysicalTasksException.java
index 9bb410a8d3..353f375ad2 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/TooManyPhysicalTasksException.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/TooManyPhysicalTasksException.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.exception;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/UnexpectedOperatorException.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/UnexpectedOperatorException.java
index fa948c5bfa..f0c22ff9d5 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/UnexpectedOperatorException.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/UnexpectedOperatorException.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.exception;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/UnimplementedOperatorException.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/UnimplementedOperatorException.java
index 0d0ee9e18d..ab7679d29f 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/UnimplementedOperatorException.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/exception/UnimplementedOperatorException.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.exception;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/MemoryPhysicalTaskDispatcher.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/MemoryPhysicalTaskDispatcher.java
index f4475b0027..bed478bbb9 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/MemoryPhysicalTaskDispatcher.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/MemoryPhysicalTaskDispatcher.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.memory;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/OperatorMemoryExecutor.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/OperatorMemoryExecutor.java
index 84ed039e55..cddce86a1e 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/OperatorMemoryExecutor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/OperatorMemoryExecutor.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.memory.execute;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/OperatorMemoryExecutorFactory.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/OperatorMemoryExecutorFactory.java
index c6dc3a01ba..d2ba5933f1 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/OperatorMemoryExecutorFactory.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/OperatorMemoryExecutorFactory.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.memory.execute;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/Table.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/Table.java
index 7f4be1bf1e..133123511c 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/Table.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/Table.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.memory.execute;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/naive/NaiveOperatorMemoryExecutor.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/naive/NaiveOperatorMemoryExecutor.java
index c13ed3f56f..6993594cce 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/naive/NaiveOperatorMemoryExecutor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/naive/NaiveOperatorMemoryExecutor.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.naive;
@@ -29,7 +28,7 @@
import static cn.edu.tsinghua.iginx.engine.physical.memory.execute.utils.RowUtils.getSamePathWithSpecificPrefix;
import static cn.edu.tsinghua.iginx.engine.physical.memory.execute.utils.RowUtils.isValueEqualRow;
import static cn.edu.tsinghua.iginx.engine.physical.memory.execute.utils.RowUtils.removeDuplicateRows;
-import static cn.edu.tsinghua.iginx.engine.shared.Constants.KEY;
+import static cn.edu.tsinghua.iginx.engine.shared.Constants.*;
import static cn.edu.tsinghua.iginx.engine.shared.function.FunctionUtils.isCanUseSetQuantifierFunction;
import static cn.edu.tsinghua.iginx.engine.shared.function.system.utils.ValueUtils.getHash;
import static cn.edu.tsinghua.iginx.sql.SQLConstant.DOT;
@@ -90,15 +89,7 @@
import cn.edu.tsinghua.iginx.utils.Pair;
import cn.edu.tsinghua.iginx.utils.StringUtils;
import java.nio.charset.StandardCharsets;
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Map;
-import java.util.Objects;
-import java.util.Set;
-import java.util.TreeMap;
+import java.util.*;
import java.util.regex.Pattern;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -201,7 +192,7 @@ private Table transformToTable(RowStream stream) throws PhysicalException {
return new Table(header, rows);
}
- private RowStream executeProject(Project project, Table table) throws PhysicalException {
+ private RowStream executeProject(Project project, Table table) {
List patterns = project.getPatterns();
Header header = table.getHeader();
List targetFields = new ArrayList<>();
@@ -253,7 +244,7 @@ private RowStream executeSort(Sort sort, Table table) throws PhysicalException {
return table;
}
- private RowStream executeLimit(Limit limit, Table table) throws PhysicalException {
+ private RowStream executeLimit(Limit limit, Table table) {
int rowSize = table.getRowSize();
Header header = table.getHeader();
List rows = new ArrayList<>();
@@ -276,12 +267,20 @@ private RowStream executeDownsample(Downsample downsample, Table table) throws P
List rows = table.getRows();
long bias = downsample.getKeyRange().getActualBeginKey();
long endKey = downsample.getKeyRange().getActualEndKey();
+ if (downsample.notSetInterval()) {
+ if (table.getRowSize() <= 0) {
+ return Table.EMPTY_TABLE;
+ }
+ bias = table.getRow(0).getKey();
+ endKey = table.getRow(table.getRowSize() - 1).getKey();
+ }
long precision = downsample.getPrecision();
long slideDistance = downsample.getSlideDistance();
// startKey + (n - 1) * slideDistance + precision - 1 >= endKey
long n = (int) (Math.ceil((double) (endKey - bias - precision + 1) / slideDistance) + 1);
List
tableList = new ArrayList<>();
+ boolean firstCol = true;
for (FunctionCall functionCall : downsample.getFunctionCallList()) {
SetMappingFunction function = (SetMappingFunction) functionCall.getFunction();
FunctionParams params = functionCall.getParams();
@@ -309,10 +308,12 @@ private RowStream executeDownsample(Downsample downsample, Table table) throws P
}
}
}
- List> transformedRawRows = new ArrayList<>();
+ // < row>
+ List, Row>> transformedRawRows = new ArrayList<>();
try {
for (Map.Entry> entry : groups.entrySet()) {
- long time = entry.getKey();
+ long windowStartKey = entry.getKey();
+ long windowEndKey = windowStartKey + precision - 1;
List group = entry.getValue();
if (params.isDistinct()) {
@@ -329,7 +330,7 @@ private RowStream executeDownsample(Downsample downsample, Table table) throws P
Row row = function.transform(new Table(header, group), params);
if (row != null) {
- transformedRawRows.add(new Pair<>(time, row));
+ transformedRawRows.add(new Pair<>(new Pair<>(windowStartKey, windowEndKey), row));
}
}
} catch (Exception e) {
@@ -340,19 +341,36 @@ private RowStream executeDownsample(Downsample downsample, Table table) throws P
if (transformedRawRows.size() == 0) {
return Table.EMPTY_TABLE;
}
- Header newHeader = new Header(Field.KEY, transformedRawRows.get(0).v.getHeader().getFields());
+
+ // 只让第一张表保留 window_start, window_end 列，这样按key join后无需删除重复列
+ List fields = transformedRawRows.get(0).v.getHeader().getFields();
+ if (firstCol) {
+ fields.add(0, new Field(WINDOW_START_COL, DataType.LONG));
+ fields.add(1, new Field(WINDOW_END_COL, DataType.LONG));
+ }
+ Header newHeader = new Header(Field.KEY, fields);
List transformedRows = new ArrayList<>();
- for (Pair pair : transformedRawRows) {
- transformedRows.add(new Row(newHeader, pair.k, pair.v.getValues()));
+ Object[] values = new Object[transformedRawRows.get(0).v.getValues().length + 2];
+ for (Pair, Row> pair : transformedRawRows) {
+ if (firstCol) {
+ values[0] = pair.k.k;
+ values[1] = pair.k.v;
+ System.arraycopy(pair.v.getValues(), 0, values, 2, pair.v.getValues().length);
+ transformedRows.add(new Row(newHeader, pair.k.k, values));
+ } else {
+ transformedRows.add(new Row(newHeader, pair.k.k, pair.v.getValues()));
+ }
+ values = new Object[transformedRawRows.get(0).v.getValues().length + 2];
}
tableList.add(new Table(newHeader, transformedRows));
+ firstCol = false;
}
+ // key = window_start，而每个窗口长度一样，因此多表中key相同的列就是同一个窗口的结果，可以按key join
return RowUtils.joinMultipleTablesByKey(tableList);
}
- private RowStream executeRowTransform(RowTransform rowTransform, Table table)
- throws PhysicalException {
+ private RowStream executeRowTransform(RowTransform rowTransform, Table table) {
List> list = new ArrayList<>();
rowTransform
.getFunctionCallList()
@@ -454,12 +472,10 @@ private RowStream executeMappingTransform(MappingTransform mappingTransform, Tab
return RowUtils.calMappingTransform(table, functionCallList);
}
- private RowStream executeRename(Rename rename, Table table) throws PhysicalException {
+ private RowStream executeRename(Rename rename, Table table) {
Header header = table.getHeader();
- Map aliasMap = rename.getAliasMap();
-
- List ignorePatterns = rename.getIgnorePatterns();
- Header newHeader = header.renamedHeader(aliasMap, ignorePatterns);
+ List> aliasList = rename.getAliasList();
+ Header newHeader = header.renamedHeader(aliasList, rename.getIgnorePatterns());
List rows = new ArrayList<>();
table
@@ -476,8 +492,7 @@ private RowStream executeRename(Rename rename, Table table) throws PhysicalExcep
return new Table(newHeader, rows);
}
- private RowStream executeAddSchemaPrefix(AddSchemaPrefix addSchemaPrefix, Table table)
- throws PhysicalException {
+ private RowStream executeAddSchemaPrefix(AddSchemaPrefix addSchemaPrefix, Table table) {
Header header = table.getHeader();
String schemaPrefix = addSchemaPrefix.getSchemaPrefix();
@@ -616,7 +631,7 @@ private RowStream executeJoin(Join join, Table tableA, Table tableB) throws Phys
// 检查时间戳
if (!headerA.hasKey() || !headerB.hasKey()) {
throw new InvalidOperatorParameterException(
- "row streams for join operator by time should have timestamp.");
+ "row streams for join operator by key should have key.");
}
List newFields = new ArrayList<>();
newFields.addAll(headerA.getFields());
@@ -712,8 +727,7 @@ private RowStream executeJoin(Join join, Table tableA, Table tableB) throws Phys
}
}
- private RowStream executeCrossJoin(CrossJoin crossJoin, Table tableA, Table tableB)
- throws PhysicalException {
+ private RowStream executeCrossJoin(CrossJoin crossJoin, Table tableA, Table tableB) {
Header newHeader =
HeaderUtils.constructNewHead(
tableA.getHeader(), tableB.getHeader(), crossJoin.getPrefixA(), crossJoin.getPrefixB());
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/AddSchemaPrefixLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/AddSchemaPrefixLazyStream.java
index 04adf076bd..2630aa44cc 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/AddSchemaPrefixLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/AddSchemaPrefixLazyStream.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
import cn.edu.tsinghua.iginx.engine.physical.exception.PhysicalException;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/BinaryLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/BinaryLazyStream.java
index 1dac6f588c..1e0a7d7d83 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/BinaryLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/BinaryLazyStream.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/CrossJoinLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/CrossJoinLazyStream.java
index 1ceb2b6ef4..a623342a30 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/CrossJoinLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/CrossJoinLazyStream.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
import cn.edu.tsinghua.iginx.engine.physical.exception.PhysicalException;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/DistinctLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/DistinctLazyStream.java
index c4b552e0d9..f76ad15dec 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/DistinctLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/DistinctLazyStream.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
import static cn.edu.tsinghua.iginx.engine.physical.memory.execute.utils.RowUtils.isEqualRow;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/DownsampleLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/DownsampleLazyStream.java
index 73eb34f42a..4291b20c29 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/DownsampleLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/DownsampleLazyStream.java
@@ -1,23 +1,25 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
+import static cn.edu.tsinghua.iginx.engine.shared.Constants.WINDOW_END_COL;
+import static cn.edu.tsinghua.iginx.engine.shared.Constants.WINDOW_START_COL;
+
import cn.edu.tsinghua.iginx.engine.physical.exception.PhysicalException;
import cn.edu.tsinghua.iginx.engine.physical.exception.PhysicalTaskExecuteFailureException;
import cn.edu.tsinghua.iginx.engine.physical.memory.execute.Table;
@@ -31,6 +33,7 @@
import cn.edu.tsinghua.iginx.engine.shared.function.FunctionParams;
import cn.edu.tsinghua.iginx.engine.shared.function.SetMappingFunction;
import cn.edu.tsinghua.iginx.engine.shared.operator.Downsample;
+import cn.edu.tsinghua.iginx.thrift.DataType;
import java.util.ArrayList;
import java.util.List;
@@ -82,7 +85,7 @@ private Row loadNext() throws PhysicalException {
return nextTarget;
}
Row row = null;
- long timestamp = 0;
+ long windowStartKey = 0;
long bias = downsample.getKeyRange().getActualBeginKey();
long endKey = downsample.getKeyRange().getActualEndKey();
long precision = downsample.getPrecision();
@@ -90,9 +93,9 @@ private Row loadNext() throws PhysicalException {
// startKey + (n - 1) * slideDistance + precision - 1 >= endKey
int n = (int) (Math.ceil((double) (endKey - bias - precision + 1) / slideDistance) + 1);
while (row == null && wrapper.hasNext()) {
- timestamp = wrapper.nextTimestamp() - (wrapper.nextTimestamp() - bias) % precision;
+ windowStartKey = wrapper.nextTimestamp() - (wrapper.nextTimestamp() - bias) % precision;
List rows = new ArrayList<>();
- while (wrapper.hasNext() && wrapper.nextTimestamp() < timestamp + precision) {
+ while (wrapper.hasNext() && wrapper.nextTimestamp() < windowStartKey + precision) {
rows.add(wrapper.next());
}
Table table = new Table(rows.get(0).getHeader(), rows);
@@ -111,9 +114,18 @@ private Row loadNext() throws PhysicalException {
}
row = RowUtils.combineMultipleColumns(subRowList);
}
- return row == null
- ? null
- : new Row(new Header(Field.KEY, row.getHeader().getFields()), timestamp, row.getValues());
+ if (row == null) {
+ return null;
+ } else {
+ List fields = row.getHeader().getFields();
+ fields.add(0, new Field(WINDOW_START_COL, DataType.LONG));
+ fields.add(1, new Field(WINDOW_END_COL, DataType.LONG));
+ Object[] values = new Object[row.getValues().length + 2];
+ values[0] = windowStartKey;
+ values[1] = windowStartKey + precision - 1;
+ System.arraycopy(row.getValues(), 0, values, 2, row.getValues().length);
+ return new Row(new Header(Field.KEY, fields), windowStartKey, values);
+ }
}
@Override
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/EmptyRowStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/EmptyRowStream.java
index b0d7e3bf30..2c9bc61da9 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/EmptyRowStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/EmptyRowStream.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/ExceptLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/ExceptLazyStream.java
index 0684c46484..00555aff9e 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/ExceptLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/ExceptLazyStream.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
import static cn.edu.tsinghua.iginx.engine.physical.memory.execute.utils.HeaderUtils.checkHeadersComparable;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/GroupByLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/GroupByLazyStream.java
index 9cc825365a..66701761e5 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/GroupByLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/GroupByLazyStream.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
import cn.edu.tsinghua.iginx.conf.Config;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/HashInnerJoinLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/HashInnerJoinLazyStream.java
index acb059fe06..a3ead0002e 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/HashInnerJoinLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/HashInnerJoinLazyStream.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
import static cn.edu.tsinghua.iginx.engine.physical.memory.execute.utils.HeaderUtils.calculateHashJoinPath;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/HashMarkJoinLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/HashMarkJoinLazyStream.java
index a6357fe8a0..11512a91db 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/HashMarkJoinLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/HashMarkJoinLazyStream.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
import static cn.edu.tsinghua.iginx.engine.physical.memory.execute.utils.FilterUtils.getJoinPathFromFilter;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/HashOuterJoinLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/HashOuterJoinLazyStream.java
index dd273d51b9..42a0e6be87 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/HashOuterJoinLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/HashOuterJoinLazyStream.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
import static cn.edu.tsinghua.iginx.engine.physical.memory.execute.utils.HeaderUtils.calculateHashJoinPath;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/HashSingleJoinLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/HashSingleJoinLazyStream.java
index 73ab9d4297..fb231b3e66 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/HashSingleJoinLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/HashSingleJoinLazyStream.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
import cn.edu.tsinghua.iginx.engine.physical.exception.PhysicalException;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/IntersectLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/IntersectLazyStream.java
index 8a589d990e..eb9f60ded1 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/IntersectLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/IntersectLazyStream.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
import static cn.edu.tsinghua.iginx.engine.physical.memory.execute.utils.HeaderUtils.checkHeadersComparable;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/JoinLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/JoinLazyStream.java
index 03dbb9dcfe..ad30e3cce9 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/JoinLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/JoinLazyStream.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/LimitLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/LimitLazyStream.java
index 4d18e180d2..e03a7266ce 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/LimitLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/LimitLazyStream.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/MappingTransformLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/MappingTransformLazyStream.java
index fc78d98b5b..f3f741b7d9 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/MappingTransformLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/MappingTransformLazyStream.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/NestedLoopInnerJoinLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/NestedLoopInnerJoinLazyStream.java
index 609cdd2d4c..1564924fc2 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/NestedLoopInnerJoinLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/NestedLoopInnerJoinLazyStream.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
import cn.edu.tsinghua.iginx.engine.physical.exception.PhysicalException;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/NestedLoopMarkJoinLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/NestedLoopMarkJoinLazyStream.java
index b8e27700f2..868299842d 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/NestedLoopMarkJoinLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/NestedLoopMarkJoinLazyStream.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
import cn.edu.tsinghua.iginx.engine.physical.exception.PhysicalException;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/NestedLoopOuterJoinLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/NestedLoopOuterJoinLazyStream.java
index 0e93dc10d4..d8d5cfee7c 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/NestedLoopOuterJoinLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/NestedLoopOuterJoinLazyStream.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
import cn.edu.tsinghua.iginx.engine.physical.exception.PhysicalException;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/NestedLoopSingleJoinLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/NestedLoopSingleJoinLazyStream.java
index 630482c6d8..c29b05175b 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/NestedLoopSingleJoinLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/NestedLoopSingleJoinLazyStream.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
import cn.edu.tsinghua.iginx.engine.physical.exception.PhysicalException;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/PathUnionLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/PathUnionLazyStream.java
index 125eed1251..c86477d06b 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/PathUnionLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/PathUnionLazyStream.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/ProjectLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/ProjectLazyStream.java
index 717c547b32..a74ecc5a7a 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/ProjectLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/ProjectLazyStream.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/RenameLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/RenameLazyStream.java
index b61aeff0a4..eddb89df0a 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/RenameLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/RenameLazyStream.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
import cn.edu.tsinghua.iginx.engine.physical.exception.PhysicalException;
@@ -5,7 +23,6 @@
import cn.edu.tsinghua.iginx.engine.shared.data.read.Row;
import cn.edu.tsinghua.iginx.engine.shared.data.read.RowStream;
import cn.edu.tsinghua.iginx.engine.shared.operator.Rename;
-import java.util.Map;
public class RenameLazyStream extends UnaryLazyStream {
@@ -22,9 +39,7 @@ public RenameLazyStream(Rename rename, RowStream stream) {
public Header getHeader() throws PhysicalException {
if (header == null) {
Header header = stream.getHeader();
- Map aliasMap = rename.getAliasMap();
-
- this.header = header.renamedHeader(aliasMap, rename.getIgnorePatterns());
+ this.header = header.renamedHeader(rename.getAliasList(), rename.getIgnorePatterns());
}
return header;
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/ReorderLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/ReorderLazyStream.java
index e5389716c6..6d8d271ac0 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/ReorderLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/ReorderLazyStream.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
import cn.edu.tsinghua.iginx.engine.physical.exception.PhysicalException;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/RowTransformLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/RowTransformLazyStream.java
index 6e936ef514..78866b5140 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/RowTransformLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/RowTransformLazyStream.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/SelectLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/SelectLazyStream.java
index ced8417777..90eac6eaf7 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/SelectLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/SelectLazyStream.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/SetTransformLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/SetTransformLazyStream.java
index 1a8ff74354..d302703516 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/SetTransformLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/SetTransformLazyStream.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/SortLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/SortLazyStream.java
index 9d4132f7a8..264f623e0c 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/SortLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/SortLazyStream.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/SortedMergeInnerJoinLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/SortedMergeInnerJoinLazyStream.java
index 9b20e0a5e6..07aaced97c 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/SortedMergeInnerJoinLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/SortedMergeInnerJoinLazyStream.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
import cn.edu.tsinghua.iginx.engine.physical.exception.InvalidOperatorParameterException;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/SortedMergeOuterJoinLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/SortedMergeOuterJoinLazyStream.java
index d30e3c1776..78b1062617 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/SortedMergeOuterJoinLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/SortedMergeOuterJoinLazyStream.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
import cn.edu.tsinghua.iginx.engine.physical.exception.InvalidOperatorParameterException;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/StreamOperatorMemoryExecutor.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/StreamOperatorMemoryExecutor.java
index b126cbcfc7..eb2c151449 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/StreamOperatorMemoryExecutor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/StreamOperatorMemoryExecutor.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/UnaryLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/UnaryLazyStream.java
index b9f5e3ea15..2e53bc117f 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/UnaryLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/UnaryLazyStream.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/UnionAllLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/UnionAllLazyStream.java
index b3eb01c643..161cce5fe5 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/UnionAllLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/UnionAllLazyStream.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
import static cn.edu.tsinghua.iginx.engine.physical.memory.execute.utils.HeaderUtils.checkHeadersComparable;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/UnionDistinctLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/UnionDistinctLazyStream.java
index 6ca096bc33..0158cf7bac 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/UnionDistinctLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/UnionDistinctLazyStream.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
import static cn.edu.tsinghua.iginx.engine.physical.memory.execute.utils.HeaderUtils.checkHeadersComparable;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/ValueToSelectedPathLazyStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/ValueToSelectedPathLazyStream.java
index e3b45a4ac1..4d7d97218b 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/ValueToSelectedPathLazyStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/stream/ValueToSelectedPathLazyStream.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.stream;
import static cn.edu.tsinghua.iginx.sql.SQLConstant.DOT;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/utils/ExprUtils.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/utils/ExprUtils.java
index 7db1d54772..161ce0d8de 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/utils/ExprUtils.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/utils/ExprUtils.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.utils;
import cn.edu.tsinghua.iginx.engine.physical.exception.PhysicalException;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/utils/FilterUtils.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/utils/FilterUtils.java
index d78f01b032..f857ea1cc8 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/utils/FilterUtils.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/utils/FilterUtils.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.utils;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/utils/GroupByKey.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/utils/GroupByKey.java
index 2b6c4e4e68..cc01bbcae2 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/utils/GroupByKey.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/utils/GroupByKey.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.utils;
import java.util.ArrayList;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/utils/HeaderUtils.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/utils/HeaderUtils.java
index f0da9b0002..b569ac7758 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/utils/HeaderUtils.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/utils/HeaderUtils.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.utils;
import static cn.edu.tsinghua.iginx.engine.shared.function.system.utils.ValueUtils.isNumericType;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/utils/RowUtils.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/utils/RowUtils.java
index 0a7b2c54ae..07a97f5d2e 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/utils/RowUtils.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/execute/utils/RowUtils.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.memory.execute.utils;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/queue/MemoryPhysicalTaskQueue.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/queue/MemoryPhysicalTaskQueue.java
index 2f5b8e7705..27d824ada3 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/queue/MemoryPhysicalTaskQueue.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/queue/MemoryPhysicalTaskQueue.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.memory.queue;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/queue/MemoryPhysicalTaskQueueImpl.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/queue/MemoryPhysicalTaskQueueImpl.java
index 17952fad88..65005348d3 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/queue/MemoryPhysicalTaskQueueImpl.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/memory/queue/MemoryPhysicalTaskQueueImpl.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.memory.queue;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/optimizer/PhysicalOptimizer.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/optimizer/PhysicalOptimizer.java
index 7d7cdeb0bf..8ceffa6d32 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/optimizer/PhysicalOptimizer.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/optimizer/PhysicalOptimizer.java
@@ -1,29 +1,26 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.optimizer;
-import cn.edu.tsinghua.iginx.engine.physical.optimizer.rule.Rule;
import cn.edu.tsinghua.iginx.engine.physical.task.PhysicalTask;
import cn.edu.tsinghua.iginx.engine.shared.RequestContext;
import cn.edu.tsinghua.iginx.engine.shared.constraint.ConstraintManager;
import cn.edu.tsinghua.iginx.engine.shared.operator.Operator;
-import java.util.Collection;
public interface PhysicalOptimizer {
@@ -32,6 +29,4 @@ public interface PhysicalOptimizer {
ConstraintManager getConstraintManager();
ReplicaDispatcher getReplicaDispatcher();
-
- void setRules(Collection rules);
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/optimizer/PhysicalOptimizerManager.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/optimizer/PhysicalOptimizerManager.java
index 4e14ba2c04..e335959ec0 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/optimizer/PhysicalOptimizerManager.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/optimizer/PhysicalOptimizerManager.java
@@ -1,27 +1,23 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.optimizer;
-import cn.edu.tsinghua.iginx.engine.physical.optimizer.naive.NaivePhysicalOptimizer;
-import cn.edu.tsinghua.iginx.engine.physical.optimizer.rule.Rule;
-import java.util.Collection;
-import java.util.Collections;
+import cn.edu.tsinghua.iginx.engine.logical.optimizer.Optimizer;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -31,6 +27,9 @@ public class PhysicalOptimizerManager {
private static final String NAIVE = "naive";
+ private static final String NAIVE_CLASS =
+ "cn.edu.tsinghua.iginx.physical.optimizer.naive.NaivePhysicalOptimizer";
+
private static final PhysicalOptimizerManager INSTANCE = new PhysicalOptimizerManager();
private PhysicalOptimizerManager() {}
@@ -44,21 +43,30 @@ public PhysicalOptimizer getOptimizer(String name) {
return null;
}
PhysicalOptimizer optimizer = null;
- switch (name) {
- case NAIVE:
- LOGGER.info("use {} as physical optimizer.", name);
- optimizer = NaivePhysicalOptimizer.getInstance();
- break;
- default:
- LOGGER.error("unknown physical optimizer {}, use {} as default.", name, NAIVE);
- optimizer = NaivePhysicalOptimizer.getInstance();
+ try {
+ switch (name) {
+ case NAIVE:
+ LOGGER.info("use {} as physical optimizer.", name);
+ optimizer =
+ Optimizer.class
+ .getClassLoader()
+ .loadClass(NAIVE_CLASS)
+ .asSubclass(PhysicalOptimizer.class)
+ .newInstance();
+ break;
+ default:
+ LOGGER.error("unknown physical optimizer {}, use {} as default.", name, NAIVE);
+ optimizer =
+ Optimizer.class
+ .getClassLoader()
+ .loadClass(NAIVE_CLASS)
+ .asSubclass(PhysicalOptimizer.class)
+ .newInstance();
+ }
+ } catch (ClassNotFoundException | InstantiationException | IllegalAccessException e) {
+ LOGGER.error("Cannot load class: {}", name, e);
}
- optimizer.setRules(getRules());
- return optimizer;
- }
- private Collection getRules() {
- // TODO: get rule from conf
- return Collections.emptyList();
+ return optimizer;
}
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/optimizer/ReplicaDispatcher.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/optimizer/ReplicaDispatcher.java
index 3d3cddbacd..a691323dd6 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/optimizer/ReplicaDispatcher.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/optimizer/ReplicaDispatcher.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.optimizer;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/optimizer/naive/NaiveReplicaDispatcher.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/optimizer/naive/NaiveReplicaDispatcher.java
deleted file mode 100644
index b8b7a2f301..0000000000
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/optimizer/naive/NaiveReplicaDispatcher.java
+++ /dev/null
@@ -1,41 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package cn.edu.tsinghua.iginx.engine.physical.optimizer.naive;
-
-import cn.edu.tsinghua.iginx.engine.physical.optimizer.ReplicaDispatcher;
-import cn.edu.tsinghua.iginx.engine.physical.task.StoragePhysicalTask;
-
-public class NaiveReplicaDispatcher implements ReplicaDispatcher {
-
- private static final NaiveReplicaDispatcher INSTANCE = new NaiveReplicaDispatcher();
-
- private NaiveReplicaDispatcher() {}
-
- @Override
- public String chooseReplica(StoragePhysicalTask task) {
- if (task == null) {
- return null;
- }
- return task.getTargetFragment().getMasterStorageUnitId();
- }
-
- public static NaiveReplicaDispatcher getInstance() {
- return INSTANCE;
- }
-}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/optimizer/rule/Rule.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/optimizer/rule/Rule.java
deleted file mode 100644
index 12b3ae64ef..0000000000
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/optimizer/rule/Rule.java
+++ /dev/null
@@ -1,25 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package cn.edu.tsinghua.iginx.engine.physical.optimizer.rule;
-
-public interface Rule {
-
- // TODO: how to define rule
-
-}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/IStorage.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/IStorage.java
index b2d83e47c7..a29ae04223 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/IStorage.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/IStorage.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.storage;
@@ -26,10 +25,13 @@
import cn.edu.tsinghua.iginx.engine.shared.operator.Insert;
import cn.edu.tsinghua.iginx.engine.shared.operator.Project;
import cn.edu.tsinghua.iginx.engine.shared.operator.Select;
+import cn.edu.tsinghua.iginx.engine.shared.operator.SetTransform;
+import cn.edu.tsinghua.iginx.engine.shared.operator.tag.TagFilter;
import cn.edu.tsinghua.iginx.metadata.entity.ColumnsInterval;
import cn.edu.tsinghua.iginx.metadata.entity.KeyInterval;
import cn.edu.tsinghua.iginx.utils.Pair;
import java.util.List;
+import java.util.Set;
public interface IStorage {
/** 对非叠加分片查询数据 */
@@ -48,6 +50,15 @@ public interface IStorage {
TaskExecuteResult executeProjectDummyWithSelect(
Project project, Select select, DataArea dataArea);
+ default boolean isSupportProjectWithSetTransform(SetTransform setTransform, DataArea dataArea) {
+ return false;
+ }
+
+ default TaskExecuteResult executeProjectWithSetTransform(
+ Project project, SetTransform setTransform, DataArea dataArea) {
+ throw new UnsupportedOperationException();
+ }
+
/** 对非叠加分片删除数据 */
TaskExecuteResult executeDelete(Delete delete, DataArea dataArea);
@@ -55,7 +66,7 @@ TaskExecuteResult executeProjectDummyWithSelect(
TaskExecuteResult executeInsert(Insert insert, DataArea dataArea);
/** 获取所有列信息 */
- List getColumns() throws PhysicalException;
+ List getColumns(Set patterns, TagFilter tagFilter) throws PhysicalException;
/** 获取指定前缀的数据边界 */
Pair getBoundaryOfStorage(String prefix) throws PhysicalException;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/StorageEngineClassLoader.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/StorageEngineClassLoader.java
index 4eec0860a4..8ee468e4fd 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/StorageEngineClassLoader.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/StorageEngineClassLoader.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.storage;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/StorageManager.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/StorageManager.java
index 4ecf7e58c1..3f88625a89 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/StorageManager.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/StorageManager.java
@@ -1,24 +1,24 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.storage;
import cn.edu.tsinghua.iginx.conf.ConfigDescriptor;
+import cn.edu.tsinghua.iginx.engine.physical.exception.PhysicalException;
import cn.edu.tsinghua.iginx.metadata.entity.ColumnsInterval;
import cn.edu.tsinghua.iginx.metadata.entity.KeyInterval;
import cn.edu.tsinghua.iginx.metadata.entity.StorageEngineMeta;
@@ -213,4 +213,32 @@ public static IStorage initStorageInstance(StorageEngineMeta meta) {
return null;
}
}
+
+ public boolean releaseStorage(StorageEngineMeta meta) throws PhysicalException {
+ long id = meta.getId();
+ Pair pair = storageMap.get(id);
+ if (pair == null) {
+ LOGGER.warn("Storage id {} not found", id);
+ return false;
+ }
+
+ ThreadPoolExecutor dispatcher = pair.getV();
+ dispatcher.shutdown(); // 停止接收新任务
+ try {
+ if (!dispatcher.awaitTermination(60, TimeUnit.SECONDS)) { // 等待任务完成
+ dispatcher.shutdownNow(); // 如果时间内未完成任务，强制关闭
+ if (!dispatcher.awaitTermination(60, TimeUnit.SECONDS)) {
+ LOGGER.error("Executor did not terminate");
+ }
+ }
+ } catch (InterruptedException ie) {
+ dispatcher.shutdownNow();
+ LOGGER.error("unexpected exception occurred in releasing storage engine: ", ie);
+ return false;
+ }
+
+ pair.getK().release();
+ storageMap.remove(id);
+ return true;
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/domain/Column.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/domain/Column.java
index 1adcf33f8b..accf53af7d 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/domain/Column.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/domain/Column.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.storage.domain;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/domain/ColumnKey.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/domain/ColumnKey.java
index 09379e589c..68a4338a59 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/domain/ColumnKey.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/domain/ColumnKey.java
@@ -1,11 +1,35 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.storage.domain;
+import cn.edu.tsinghua.iginx.engine.shared.Constants;
import java.util.*;
public class ColumnKey {
+ public static final ColumnKey KEY = new ColumnKey(Constants.KEY, Collections.emptyMap());
private final String path;
private final SortedMap tags;
+ public ColumnKey(String path) {
+ this(path, Collections.emptyMap());
+ }
+
public ColumnKey(String path, Map tagList) {
this.path = Objects.requireNonNull(path);
this.tags = Collections.unmodifiableSortedMap(new TreeMap<>(tagList));
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/domain/DataArea.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/domain/DataArea.java
index b60eda7580..9ba8de6f2e 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/domain/DataArea.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/domain/DataArea.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.storage.domain;
import cn.edu.tsinghua.iginx.metadata.entity.KeyInterval;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/execute/StoragePhysicalTaskExecutor.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/execute/StoragePhysicalTaskExecutor.java
index 074e5f1834..36d42e3406 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/execute/StoragePhysicalTaskExecutor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/execute/StoragePhysicalTaskExecutor.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.storage.execute;
@@ -25,24 +24,26 @@
import cn.edu.tsinghua.iginx.engine.physical.exception.TooManyPhysicalTasksException;
import cn.edu.tsinghua.iginx.engine.physical.exception.UnexpectedOperatorException;
import cn.edu.tsinghua.iginx.engine.physical.memory.MemoryPhysicalTaskDispatcher;
+import cn.edu.tsinghua.iginx.engine.physical.memory.execute.OperatorMemoryExecutor;
+import cn.edu.tsinghua.iginx.engine.physical.memory.execute.OperatorMemoryExecutorFactory;
import cn.edu.tsinghua.iginx.engine.physical.optimizer.ReplicaDispatcher;
import cn.edu.tsinghua.iginx.engine.physical.storage.IStorage;
import cn.edu.tsinghua.iginx.engine.physical.storage.StorageManager;
import cn.edu.tsinghua.iginx.engine.physical.storage.domain.Column;
import cn.edu.tsinghua.iginx.engine.physical.storage.domain.DataArea;
import cn.edu.tsinghua.iginx.engine.physical.storage.queue.StoragePhysicalTaskQueue;
-import cn.edu.tsinghua.iginx.engine.physical.storage.utils.TagKVUtils;
import cn.edu.tsinghua.iginx.engine.physical.task.GlobalPhysicalTask;
import cn.edu.tsinghua.iginx.engine.physical.task.MemoryPhysicalTask;
import cn.edu.tsinghua.iginx.engine.physical.task.StoragePhysicalTask;
import cn.edu.tsinghua.iginx.engine.physical.task.TaskExecuteResult;
+import cn.edu.tsinghua.iginx.engine.shared.data.read.RowStream;
import cn.edu.tsinghua.iginx.engine.shared.operator.Delete;
import cn.edu.tsinghua.iginx.engine.shared.operator.Insert;
import cn.edu.tsinghua.iginx.engine.shared.operator.Operator;
import cn.edu.tsinghua.iginx.engine.shared.operator.Project;
import cn.edu.tsinghua.iginx.engine.shared.operator.Select;
+import cn.edu.tsinghua.iginx.engine.shared.operator.SetTransform;
import cn.edu.tsinghua.iginx.engine.shared.operator.ShowColumns;
-import cn.edu.tsinghua.iginx.engine.shared.operator.tag.TagFilter;
import cn.edu.tsinghua.iginx.engine.shared.operator.type.OperatorType;
import cn.edu.tsinghua.iginx.metadata.DefaultMetaManager;
import cn.edu.tsinghua.iginx.metadata.IMetaManager;
@@ -60,7 +61,6 @@
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.ThreadPoolExecutor;
-import java.util.regex.Pattern;
import java.util.stream.Collectors;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -159,11 +159,21 @@ private StoragePhysicalTaskExecutor() {
pair.k.isSupportProjectWithSelect()
&& operators.size() == 2
&& operators.get(1).getType() == OperatorType.Select;
+ boolean needSetTransformPushDown =
+ operators.size() == 2
+ && operators.get(1).getType()
+ == OperatorType.SetTransform;
+ boolean canSetTransformPushDown =
+ needSetTransformPushDown
+ && pair.k.isSupportProjectWithSetTransform(
+ (SetTransform) operators.get(1), dataArea);
if (isDummyStorageUnit) {
if (needSelectPushDown) {
result =
pair.k.executeProjectDummyWithSelect(
(Project) op, (Select) operators.get(1), dataArea);
+ } else if (needSetTransformPushDown) {
+ throw new IllegalStateException();
} else {
result = pair.k.executeProjectDummy((Project) op, dataArea);
}
@@ -172,6 +182,36 @@ private StoragePhysicalTaskExecutor() {
result =
pair.k.executeProjectWithSelect(
(Project) op, (Select) operators.get(1), dataArea);
+ } else if (needSetTransformPushDown) {
+ if (canSetTransformPushDown) {
+ result =
+ pair.k.executeProjectWithSetTransform(
+ (Project) op,
+ (SetTransform) operators.get(1),
+ dataArea);
+ } else {
+ TaskExecuteResult tempResult =
+ pair.k.executeProject((Project) op, dataArea);
+ if (tempResult.getException() != null) {
+ result = tempResult;
+ } else {
+ // set transform push down is not supported, execute set
+ // transform in memory
+ OperatorMemoryExecutor executor =
+ OperatorMemoryExecutorFactory.getInstance()
+ .getMemoryExecutor();
+ try {
+ RowStream rowStream =
+ executor.executeUnaryOperator(
+ (SetTransform) operators.get(1),
+ tempResult.getRowStream(),
+ task.getContext());
+ result = new TaskExecuteResult(rowStream);
+ } catch (PhysicalException e) {
+ result = new TaskExecuteResult(e);
+ }
+ }
+ }
} else {
result = pair.k.executeProject((Project) op, dataArea);
}
@@ -261,6 +301,18 @@ private StoragePhysicalTaskExecutor() {
if (after.getCreatedBy() != metaManager.getIginxId()) {
storageManager.addStorage(after);
}
+ } else if (before != null && after == null) { // 删除引擎时，需要release（目前仅支持dummy & read only）
+ try {
+ if (!storageManager.releaseStorage(before)) {
+ LOGGER.error(
+ "Fail to release deleted storage engine. Please look into server log.");
+ }
+ LOGGER.info("Release storage with id={} succeeded.", before.getId());
+ } catch (PhysicalException e) {
+ LOGGER.error(
+ "unexpected exception during in releasing storage engine, please contact developer to check: ",
+ e);
+ }
}
};
metaManager.registerStorageEngineChangeHook(storageEngineChangeHook);
@@ -316,7 +368,7 @@ public TaskExecuteResult executeGlobalTask(GlobalPhysicalTask task) {
public TaskExecuteResult executeShowColumns(ShowColumns showColumns) {
List storageList = metaManager.getStorageEngineList();
- Set columnSet = new HashSet<>();
+ TreeSet targetColumns = new TreeSet<>(Comparator.comparing(Column::getPhysicalPath));
for (StorageEngineMeta storage : storageList) {
long id = storage.getId();
Pair pair = storageManager.getStorage(id);
@@ -324,56 +376,47 @@ public TaskExecuteResult executeShowColumns(ShowColumns showColumns) {
continue;
}
try {
- List columnList = pair.k.getColumns();
- // fix the schemaPrefix
+ Set patterns = showColumns.getPathRegexSet();
String schemaPrefix = storage.getSchemaPrefix();
+ // schemaPrefix是在IGinX中定义的，数据源的路径中没有该前缀，因此需要剪掉patterns中前缀是schemaPrefix的部分
+ patterns = StringUtils.cutSchemaPrefix(schemaPrefix, patterns);
+ if (patterns.isEmpty()) {
+ continue;
+ }
+ // 求patterns与dataPrefix的交集
+ patterns = StringUtils.intersectDataPrefix(storage.getDataPrefix(), patterns);
+ if (patterns.isEmpty()) {
+ continue;
+ }
+ if (patterns.contains("*")) {
+ patterns = Collections.emptySet();
+ }
+ List columnList = pair.k.getColumns(patterns, showColumns.getTagFilter());
+
+ // 列名前加上schemaPrefix
if (schemaPrefix != null) {
- for (Column column : columnList) {
- if (column.isDummy()) {
- column.setPath(schemaPrefix + "." + column.getPath());
- }
- }
+ columnList.forEach(
+ column -> {
+ column.setPath(schemaPrefix + "." + column.getPath());
+ targetColumns.add(column);
+ });
+ } else {
+ targetColumns.addAll(columnList);
}
- columnSet.addAll(columnList);
} catch (PhysicalException e) {
return new TaskExecuteResult(e);
}
}
- Set pathRegexSet = showColumns.getPathRegexSet();
- TagFilter tagFilter = showColumns.getTagFilter();
-
- TreeSet tsSetAfterFilter = new TreeSet<>(Comparator.comparing(Column::getPhysicalPath));
- for (Column column : columnSet) {
- boolean isTarget = true;
- if (!pathRegexSet.isEmpty()) {
- isTarget = false;
- for (String pathRegex : pathRegexSet) {
- if (Pattern.matches(StringUtils.reformatPath(pathRegex), column.getPath())) {
- isTarget = true;
- break;
- }
- }
- }
- if (tagFilter != null) {
- if (!TagKVUtils.match(column.getTags(), tagFilter)) {
- isTarget = false;
- }
- }
- if (isTarget) {
- tsSetAfterFilter.add(column);
- }
- }
-
int limit = showColumns.getLimit();
int offset = showColumns.getOffset();
if (limit == Integer.MAX_VALUE && offset == 0) {
- return new TaskExecuteResult(Column.toRowStream(tsSetAfterFilter));
+ return new TaskExecuteResult(Column.toRowStream(targetColumns));
} else {
// only need part of data.
List tsList = new ArrayList<>();
- int cur = 0, size = tsSetAfterFilter.size();
- for (Iterator iter = tsSetAfterFilter.iterator(); iter.hasNext(); cur++) {
+ int cur = 0, size = targetColumns.size();
+ for (Iterator iter = targetColumns.iterator(); iter.hasNext(); cur++) {
if (cur >= size || cur - offset >= limit) {
break;
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/queue/StoragePhysicalTaskQueue.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/queue/StoragePhysicalTaskQueue.java
index 7fc371d2c2..cb5fa5fb3c 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/queue/StoragePhysicalTaskQueue.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/queue/StoragePhysicalTaskQueue.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.storage.queue;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/utils/ColumnKeyTranslator.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/utils/ColumnKeyTranslator.java
index cf3d2b2025..2e6f7fa972 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/utils/ColumnKeyTranslator.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/utils/ColumnKeyTranslator.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.storage.utils;
import cn.edu.tsinghua.iginx.engine.physical.storage.domain.ColumnKey;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/utils/TagKVUtils.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/utils/TagKVUtils.java
index 2202931d68..2acb04a057 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/utils/TagKVUtils.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/storage/utils/TagKVUtils.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.storage.utils;
import cn.edu.tsinghua.iginx.engine.shared.operator.tag.*;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/AbstractPhysicalTask.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/AbstractPhysicalTask.java
index 30a31be860..32727aa5ff 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/AbstractPhysicalTask.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/AbstractPhysicalTask.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.task;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/BinaryMemoryPhysicalTask.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/BinaryMemoryPhysicalTask.java
index f92df4aa45..1152970171 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/BinaryMemoryPhysicalTask.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/BinaryMemoryPhysicalTask.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.task;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/CompletedFoldedPhysicalTask.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/CompletedFoldedPhysicalTask.java
index 179982d791..8f24ad52de 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/CompletedFoldedPhysicalTask.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/CompletedFoldedPhysicalTask.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.task;
import cn.edu.tsinghua.iginx.engine.shared.RequestContext;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/FoldedMemoryPhysicalTask.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/FoldedMemoryPhysicalTask.java
index 5a240f3e53..434633184c 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/FoldedMemoryPhysicalTask.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/FoldedMemoryPhysicalTask.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.task;
import static cn.edu.tsinghua.iginx.engine.logical.utils.MetaUtils.getFragmentsByColumnsInterval;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/GlobalPhysicalTask.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/GlobalPhysicalTask.java
index a6054b42b6..409628d41a 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/GlobalPhysicalTask.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/GlobalPhysicalTask.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.task;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/Measurable.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/Measurable.java
index df53ac9fcd..e173fead78 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/Measurable.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/Measurable.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.task;
public interface Measurable {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/MemoryPhysicalTask.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/MemoryPhysicalTask.java
index e218ba69ea..2bcb274cd6 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/MemoryPhysicalTask.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/MemoryPhysicalTask.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.task;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/MultipleMemoryPhysicalTask.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/MultipleMemoryPhysicalTask.java
index 265de1b718..92c7f67f7b 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/MultipleMemoryPhysicalTask.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/MultipleMemoryPhysicalTask.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.task;
import cn.edu.tsinghua.iginx.engine.physical.exception.PhysicalException;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/PhysicalTask.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/PhysicalTask.java
index f5a4a9e62d..2e5a3177cc 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/PhysicalTask.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/PhysicalTask.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.task;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/StoragePhysicalTask.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/StoragePhysicalTask.java
index 91972369d7..5fd3c1159a 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/StoragePhysicalTask.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/StoragePhysicalTask.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.task;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/TaskExecuteResult.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/TaskExecuteResult.java
index 02f73466d0..fc5f87742a 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/TaskExecuteResult.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/TaskExecuteResult.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.task;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/TaskType.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/TaskType.java
index fbfee578fa..944d27350d 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/TaskType.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/TaskType.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.physical.task;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/UnaryMemoryPhysicalTask.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/UnaryMemoryPhysicalTask.java
index d871066948..8240947cf1 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/UnaryMemoryPhysicalTask.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/UnaryMemoryPhysicalTask.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.task;
import cn.edu.tsinghua.iginx.engine.physical.exception.PhysicalException;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/utils/TaskUtils.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/utils/TaskUtils.java
index 276e26cd32..ea72b82bd4 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/utils/TaskUtils.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/utils/TaskUtils.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.task.utils;
import cn.edu.tsinghua.iginx.engine.physical.task.BinaryMemoryPhysicalTask;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/visitor/TaskInfoVisitor.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/visitor/TaskInfoVisitor.java
index 7208d8d8dc..020150cfd2 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/visitor/TaskInfoVisitor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/visitor/TaskInfoVisitor.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.task.visitor;
import cn.edu.tsinghua.iginx.engine.physical.task.BinaryMemoryPhysicalTask;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/visitor/TaskVisitor.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/visitor/TaskVisitor.java
index 4a1eb3d259..b82c3d2205 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/visitor/TaskVisitor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/physical/task/visitor/TaskVisitor.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.physical.task.visitor;
import cn.edu.tsinghua.iginx.engine.physical.task.BinaryMemoryPhysicalTask;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/Constants.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/Constants.java
index 1645e8f241..20fe07f2c8 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/Constants.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/Constants.java
@@ -1,23 +1,26 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared;
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.Set;
+
public class Constants {
public static final String KEY = "key";
@@ -29,4 +32,11 @@ public class Constants {
public static final String UDF_CLASS = "t";
public static final String UDF_FUNC = "transform";
+
+ public static final String WINDOW_START_COL = "window_start";
+ public static final String WINDOW_END_COL = "window_end";
+
+ // 保留列名，会在reorder时保留，并按原顺序出现在表的最前面
+ public static final Set RESERVED_COLS =
+ new HashSet<>(Arrays.asList(WINDOW_START_COL, WINDOW_END_COL));
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/KeyRange.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/KeyRange.java
index 35000ca367..83656eccac 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/KeyRange.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/KeyRange.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/RequestContext.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/RequestContext.java
index 293e2b431c..c9bb244ae9 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/RequestContext.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/RequestContext.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared;
import cn.edu.tsinghua.iginx.engine.physical.task.PhysicalTask;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/Result.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/Result.java
index 67d0a3cf41..37c4239667 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/Result.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/Result.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared;
import cn.edu.tsinghua.iginx.engine.physical.exception.PhysicalException;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/constraint/ConstraintManager.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/constraint/ConstraintManager.java
index 6f88d8573f..f61d34cbc2 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/constraint/ConstraintManager.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/constraint/ConstraintManager.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.constraint;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/ExecuteDetail.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/ExecuteDetail.java
index 563bf12a99..98223b3a64 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/ExecuteDetail.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/ExecuteDetail.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.data;
import java.util.List;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/Value.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/Value.java
index c9b4c10e02..3cffd7cf4b 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/Value.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/Value.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.data;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/ClearEmptyRowStreamWrapper.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/ClearEmptyRowStreamWrapper.java
index a867c26cc8..d6106c0003 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/ClearEmptyRowStreamWrapper.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/ClearEmptyRowStreamWrapper.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.data.read;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/Field.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/Field.java
index afb1c18e7d..4ebfc7a12c 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/Field.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/Field.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.data.read;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/FilterRowStreamWrapper.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/FilterRowStreamWrapper.java
index ded35cfecb..4e51e0f271 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/FilterRowStreamWrapper.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/FilterRowStreamWrapper.java
@@ -1,17 +1,19 @@
/*
- * Copyright 2024 IGinX of Tsinghua University
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
*
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.data.read;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/Header.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/Header.java
index 5a6614d463..44a07a114f 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/Header.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/Header.java
@@ -1,23 +1,24 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.data.read;
+import static cn.edu.tsinghua.iginx.engine.shared.Constants.RESERVED_COLS;
+
import cn.edu.tsinghua.iginx.utils.Pair;
import cn.edu.tsinghua.iginx.utils.StringUtils;
import java.util.*;
@@ -126,52 +127,72 @@ public boolean equals(Object o) {
&& Objects.equals(indexMap, header.indexMap);
}
- public Header renamedHeader(Map aliasMap, List ignorePatterns) {
+ public Header renamedHeader(List> aliasList, List ignorePatterns) {
List newFields = new ArrayList<>();
- fields.forEach(
- field -> {
- // 如果列名在ignorePatterns中，对该列不执行rename
- for (String ignorePattern : ignorePatterns) {
- if (StringUtils.match(field.getName(), ignorePattern)) {
- newFields.add(field);
- return;
- }
+ int size = getFieldSize();
+ for (int i = 0; i < size; i++) {
+ Field field = fields.get(i);
+ // 如果列名在ignorePatterns中，对该列不执行rename
+ boolean ignore = false;
+ for (String ignorePattern : ignorePatterns) {
+ if (StringUtils.match(field.getName(), ignorePattern)) {
+ newFields.add(field);
+ ignore = true;
+ break;
+ }
+ }
+ if (ignore) {
+ continue;
+ }
+ String alias = "";
+ for (Pair pair : aliasList) {
+ String oldPattern = pair.k;
+ String newPattern = pair.v;
+ if (oldPattern.equals("*") && newPattern.endsWith(".*")) {
+ String newPrefix = newPattern.substring(0, newPattern.length() - 1);
+ alias = newPrefix + field.getName();
+ } else if (oldPattern.endsWith(".*") && newPattern.endsWith(".*")) {
+ String oldPrefix = oldPattern.substring(0, oldPattern.length() - 1);
+ String newPrefix = newPattern.substring(0, newPattern.length() - 1);
+ if (field.getName().startsWith(oldPrefix)) {
+ alias = field.getName().replaceFirst(oldPrefix, newPrefix);
}
- String alias = "";
- for (String oldPattern : aliasMap.keySet()) {
- String newPattern = aliasMap.get(oldPattern);
- if (oldPattern.equals("*") && newPattern.endsWith(".*")) {
- String newPrefix = newPattern.substring(0, newPattern.length() - 1);
- alias = newPrefix + field.getName();
- } else if (oldPattern.endsWith(".*") && newPattern.endsWith(".*")) {
- String oldPrefix = oldPattern.substring(0, oldPattern.length() - 1);
- String newPrefix = newPattern.substring(0, newPattern.length() - 1);
- if (field.getName().startsWith(oldPrefix)) {
- alias = field.getName().replaceFirst(oldPrefix, newPrefix);
- }
- break;
- } else if (oldPattern.equals(field.getFullName())) {
- alias = newPattern;
- break;
+ break;
+ } else if (oldPattern.equals(field.getName())) {
+ alias = newPattern;
+ Set> tagSet = new HashSet<>();
+ Field nextField = i < size - 1 ? fields.get(i + 1) : null;
+ tagSet.add(field.getTags());
+ // 处理同一列但不同tag的情况
+ while (nextField != null
+ && oldPattern.equals(nextField.getName())
+ && !tagSet.contains(nextField.getTags())) {
+ newFields.add(new Field(alias, field.getType(), field.getTags()));
+ field = nextField;
+ i++;
+ nextField = i < size - 1 ? fields.get(i + 1) : null;
+ tagSet.add(field.getTags());
+ }
+ aliasList.remove(pair);
+ break;
+ } else {
+ if (StringUtils.match(field.getName(), oldPattern)) {
+ if (newPattern.endsWith("." + oldPattern)) {
+ String prefix = newPattern.substring(0, newPattern.length() - oldPattern.length());
+ alias = prefix + field.getName();
} else {
- if (StringUtils.match(field.getName(), oldPattern)) {
- if (newPattern.endsWith("." + oldPattern)) {
- String prefix =
- newPattern.substring(0, newPattern.length() - oldPattern.length());
- alias = prefix + field.getName();
- } else {
- alias = newPattern;
- }
- break;
- }
+ alias = newPattern;
}
+ break;
}
- if (alias.isEmpty()) {
- newFields.add(field);
- } else {
- newFields.add(new Field(alias, field.getType(), field.getTags()));
- }
- });
+ }
+ }
+ if (alias.isEmpty()) {
+ newFields.add(field);
+ } else {
+ newFields.add(new Field(alias, field.getType(), field.getTags()));
+ }
+ }
return new Header(getKey(), newFields);
}
@@ -212,6 +233,15 @@ public ReorderedHeaderWrapped reorderedHeaderWrapped(
List targetFields = new ArrayList<>();
Map reorderMap = new HashMap<>();
+ // 保留关键字列
+ for (int i = 0; i < fields.size(); i++) {
+ Field field = getField(i);
+ if (RESERVED_COLS.contains(field.getName())) {
+ reorderMap.put(targetFields.size(), i);
+ targetFields.add(field);
+ }
+ }
+
for (int index = 0; index < patterns.size(); index++) {
String pattern = patterns.get(index);
List> matchedFields = new ArrayList<>();
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/MergeFieldRowStreamWrapper.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/MergeFieldRowStreamWrapper.java
index 3f1a0ad77e..4a207c4858 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/MergeFieldRowStreamWrapper.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/MergeFieldRowStreamWrapper.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.data.read;
import cn.edu.tsinghua.iginx.engine.physical.exception.PhysicalException;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/MergeTimeRowStreamWrapper.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/MergeTimeRowStreamWrapper.java
index 3694be599e..ddd592d982 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/MergeTimeRowStreamWrapper.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/MergeTimeRowStreamWrapper.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.data.read;
import cn.edu.tsinghua.iginx.engine.physical.exception.PhysicalException;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/Row.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/Row.java
index cbee7591de..77a33bcc2c 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/Row.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/Row.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.data.read;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/RowStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/RowStream.java
index dbb3dbac86..782fcbde9e 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/RowStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/RowStream.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.data.read;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/RowStreamWrapper.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/RowStreamWrapper.java
index 71a5ae617d..c1b088924b 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/RowStreamWrapper.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/read/RowStreamWrapper.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.data.read;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/write/BitmapView.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/write/BitmapView.java
index a902cf9991..9c43e422eb 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/write/BitmapView.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/write/BitmapView.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.data.write;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/write/ColumnDataView.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/write/ColumnDataView.java
index ed7928f08b..14cc789164 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/write/ColumnDataView.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/write/ColumnDataView.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.data.write;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/write/DataView.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/write/DataView.java
index 179cbb361c..e3b5f2644f 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/write/DataView.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/write/DataView.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.data.write;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/write/RawData.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/write/RawData.java
index 587e1187d1..f3926b80cf 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/write/RawData.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/write/RawData.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.data.write;
import cn.edu.tsinghua.iginx.thrift.DataType;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/write/RawDataType.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/write/RawDataType.java
index aec570d6de..7b74e1063b 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/write/RawDataType.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/write/RawDataType.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.data.write;
public enum RawDataType {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/write/RowDataView.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/write/RowDataView.java
index 379f8963dd..b0acb1d81f 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/write/RowDataView.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/data/write/RowDataView.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.data.write;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/exception/StatementExecutionException.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/exception/StatementExecutionException.java
index 1c02083dd5..48c8392adc 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/exception/StatementExecutionException.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/exception/StatementExecutionException.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.exception;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/BaseExpression.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/BaseExpression.java
index 22a040b4b0..852af9629d 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/BaseExpression.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/BaseExpression.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.expr;
public class BaseExpression implements Expression {
@@ -34,7 +52,7 @@ public ExpressionType getType() {
@Override
public boolean hasAlias() {
- return alias != null && !alias.equals("");
+ return alias != null && !alias.isEmpty();
}
@Override
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/BinaryExpression.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/BinaryExpression.java
index ec230c75c7..6a6d8009b0 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/BinaryExpression.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/BinaryExpression.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.expr;
public class BinaryExpression implements Expression {
@@ -59,7 +77,7 @@ public ExpressionType getType() {
@Override
public boolean hasAlias() {
- return alias != null && !alias.equals("");
+ return alias != null && !alias.isEmpty();
}
@Override
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/BracketExpression.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/BracketExpression.java
index de69413d9f..9695abea76 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/BracketExpression.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/BracketExpression.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.expr;
public class BracketExpression implements Expression {
@@ -34,7 +52,7 @@ public ExpressionType getType() {
@Override
public boolean hasAlias() {
- return alias != null && !alias.equals("");
+ return alias != null && !alias.isEmpty();
}
@Override
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/ConstantExpression.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/ConstantExpression.java
index 9a276f08d5..86015e072a 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/ConstantExpression.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/ConstantExpression.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.expr;
public class ConstantExpression implements Expression {
@@ -34,7 +52,7 @@ public ExpressionType getType() {
@Override
public boolean hasAlias() {
- return alias != null && !alias.equals("");
+ return alias != null && !alias.isEmpty();
}
@Override
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/Expression.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/Expression.java
index 930981c3b1..0260761ce4 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/Expression.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/Expression.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.expr;
public interface Expression {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/ExpressionVisitor.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/ExpressionVisitor.java
index 53658a175c..0537836302 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/ExpressionVisitor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/ExpressionVisitor.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.expr;
public interface ExpressionVisitor {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/FromValueExpression.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/FromValueExpression.java
index bef0169155..9134b21561 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/FromValueExpression.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/FromValueExpression.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.expr;
import cn.edu.tsinghua.iginx.sql.statement.select.SelectStatement;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/FuncExpression.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/FuncExpression.java
index bcd357ffd8..14fc68c9ea 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/FuncExpression.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/FuncExpression.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.expr;
import cn.edu.tsinghua.iginx.engine.shared.function.FunctionUtils;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/MultipleExpression.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/MultipleExpression.java
index 2179f79757..8f73f354f4 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/MultipleExpression.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/MultipleExpression.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.expr;
import java.util.List;
@@ -74,7 +92,7 @@ public ExpressionType getType() {
@Override
public boolean hasAlias() {
- return alias != null && !alias.equals("");
+ return alias != null && !alias.isEmpty();
}
@Override
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/Operator.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/Operator.java
index d3e8876408..3ea2def34c 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/Operator.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/Operator.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.expr;
public enum Operator {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/UnaryExpression.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/UnaryExpression.java
index 2164d791dd..de051e6478 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/UnaryExpression.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/expr/UnaryExpression.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.expr;
public class UnaryExpression implements Expression {
@@ -40,7 +58,7 @@ public ExpressionType getType() {
@Override
public boolean hasAlias() {
- return alias != null && !alias.equals("");
+ return alias != null && !alias.isEmpty();
}
@Override
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/CSVFile.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/CSVFile.java
index 10d168dda1..0881537a9c 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/CSVFile.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/CSVFile.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.file;
import cn.edu.tsinghua.iginx.utils.CSVUtils;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/FileType.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/FileType.java
index 742ddfdc7c..d014c40e15 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/FileType.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/FileType.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.file;
public enum FileType {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/read/ImportCsv.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/read/ImportCsv.java
index bd09c8067f..1f540dfb69 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/read/ImportCsv.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/read/ImportCsv.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.file.read;
import cn.edu.tsinghua.iginx.engine.shared.file.CSVFile;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/read/ImportFile.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/read/ImportFile.java
index 1066dc5026..b4544890ec 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/read/ImportFile.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/read/ImportFile.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.file.read;
import cn.edu.tsinghua.iginx.engine.shared.file.FileType;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/write/ExportByteStream.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/write/ExportByteStream.java
index f83bb63610..86942a68dc 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/write/ExportByteStream.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/write/ExportByteStream.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.file.write;
import cn.edu.tsinghua.iginx.engine.shared.file.FileType;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/write/ExportCsv.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/write/ExportCsv.java
index 9ef752b127..253d7a16c6 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/write/ExportCsv.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/write/ExportCsv.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.file.write;
import cn.edu.tsinghua.iginx.engine.shared.file.CSVFile;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/write/ExportFile.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/write/ExportFile.java
index 8b53644bf1..791ce16b73 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/write/ExportFile.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/file/write/ExportFile.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.file.write;
import cn.edu.tsinghua.iginx.engine.shared.file.FileType;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/Function.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/Function.java
index 163ea3e348..3fa9d887dd 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/Function.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/Function.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.function;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/FunctionCall.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/FunctionCall.java
index 201e57790b..0713e56422 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/FunctionCall.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/FunctionCall.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.function;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/FunctionParams.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/FunctionParams.java
index 947645a351..0fa0bf2f01 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/FunctionParams.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/FunctionParams.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.function;
import cn.edu.tsinghua.iginx.engine.shared.expr.Expression;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/FunctionType.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/FunctionType.java
index 2ca683a519..c03ef8f525 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/FunctionType.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/FunctionType.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.function;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/FunctionUtils.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/FunctionUtils.java
index cf0edb7e65..8d7e7ae571 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/FunctionUtils.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/FunctionUtils.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.function;
import static cn.edu.tsinghua.iginx.utils.DataTypeUtils.isWholeNumber;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/MappingFunction.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/MappingFunction.java
index 43b8f1f2aa..1ccece57d4 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/MappingFunction.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/MappingFunction.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.function;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/MappingType.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/MappingType.java
index b8bb17c047..a449452030 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/MappingType.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/MappingType.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.function;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/RowMappingFunction.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/RowMappingFunction.java
index 95972d8f0c..de2b2eadf1 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/RowMappingFunction.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/RowMappingFunction.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.function;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/SetMappingFunction.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/SetMappingFunction.java
index 45f227b932..3aded20a5e 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/SetMappingFunction.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/SetMappingFunction.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.function;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/manager/FunctionManager.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/manager/FunctionManager.java
index ba74d76572..c3d89886fa 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/manager/FunctionManager.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/manager/FunctionManager.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.function.manager;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/ArithmeticExpr.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/ArithmeticExpr.java
index f3502f413f..6580c3daa1 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/ArithmeticExpr.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/ArithmeticExpr.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.function.system;
import cn.edu.tsinghua.iginx.engine.physical.memory.execute.utils.ExprUtils;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Avg.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Avg.java
index 043c08a23a..acba2fe4b4 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Avg.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Avg.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.function.system;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Count.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Count.java
index baf7dbe337..5cb698ad9d 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Count.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Count.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.function.system;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/First.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/First.java
index 6ca685a957..1a3d32611c 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/First.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/First.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.function.system;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/FirstValue.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/FirstValue.java
index efc120d819..690b43d8d2 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/FirstValue.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/FirstValue.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.function.system;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Last.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Last.java
index 09a2cd5657..672cc68ead 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Last.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Last.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.function.system;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/LastValue.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/LastValue.java
index 77e626a0cc..d57c79560b 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/LastValue.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/LastValue.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.function.system;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Max.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Max.java
index 8e9b0e7621..dafe2ceaad 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Max.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Max.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.function.system;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Min.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Min.java
index 9952778dd6..bd234e950d 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Min.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Min.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.function.system;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Ratio.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Ratio.java
index 9539f9964b..42e6ccbf5b 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Ratio.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Ratio.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.function.system;
import cn.edu.tsinghua.iginx.engine.shared.data.Value;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Sum.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Sum.java
index 606c66fb32..71986e0710 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Sum.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/Sum.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.function.system;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/utils/GroupByUtils.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/utils/GroupByUtils.java
index de8c6db186..1770ef61b5 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/utils/GroupByUtils.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/utils/GroupByUtils.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.function.system.utils;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/utils/ValueUtils.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/utils/ValueUtils.java
index 1e7c4a6e94..773f5c6070 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/utils/ValueUtils.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/system/utils/ValueUtils.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.function.system.utils;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/UDAF.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/UDAF.java
index 70f679ab05..12a5b24e0d 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/UDAF.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/UDAF.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.function.udf;
import cn.edu.tsinghua.iginx.engine.shared.function.SetMappingFunction;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/UDSF.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/UDSF.java
index 9aa87b8c90..cc278938ce 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/UDSF.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/UDSF.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.function.udf;
import cn.edu.tsinghua.iginx.engine.shared.function.MappingFunction;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/UDTF.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/UDTF.java
index 78cbdeba38..2ddc562991 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/UDTF.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/UDTF.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.function.udf;
import cn.edu.tsinghua.iginx.engine.shared.function.RowMappingFunction;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/python/PyUDAF.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/python/PyUDAF.java
index 9c24c5a20d..c44b470515 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/python/PyUDAF.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/python/PyUDAF.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.function.udf.python;
import static cn.edu.tsinghua.iginx.engine.shared.Constants.UDF_CLASS;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/python/PyUDSF.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/python/PyUDSF.java
index 36da7166ab..210f8d1211 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/python/PyUDSF.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/python/PyUDSF.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.function.udf.python;
import static cn.edu.tsinghua.iginx.engine.shared.Constants.UDF_CLASS;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/python/PyUDTF.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/python/PyUDTF.java
index 3b4d89b114..4ed1701161 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/python/PyUDTF.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/python/PyUDTF.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.function.udf.python;
import static cn.edu.tsinghua.iginx.engine.shared.Constants.UDF_CLASS;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/utils/CheckUtils.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/utils/CheckUtils.java
index a5789729f0..701f27e855 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/utils/CheckUtils.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/utils/CheckUtils.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.function.udf.utils;
import cn.edu.tsinghua.iginx.engine.shared.function.FunctionParams;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/utils/DataUtils.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/utils/DataUtils.java
index b2bf283aa4..ad244952d0 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/utils/DataUtils.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/utils/DataUtils.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.function.udf.utils;
import cn.edu.tsinghua.iginx.engine.physical.memory.execute.Table;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/utils/RowUtils.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/utils/RowUtils.java
index 06165f5d3e..59daec650c 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/utils/RowUtils.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/function/udf/utils/RowUtils.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.function.udf.utils;
import cn.edu.tsinghua.iginx.engine.physical.memory.execute.Table;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/AbstractBinaryOperator.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/AbstractBinaryOperator.java
index 6466ec0464..b77a725fdb 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/AbstractBinaryOperator.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/AbstractBinaryOperator.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/AbstractJoin.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/AbstractJoin.java
index 762f105e03..ce481dfc9e 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/AbstractJoin.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/AbstractJoin.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import cn.edu.tsinghua.iginx.engine.shared.operator.type.JoinAlgType;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/AbstractMultipleOperator.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/AbstractMultipleOperator.java
index 954a07f84e..d63774cb8e 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/AbstractMultipleOperator.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/AbstractMultipleOperator.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import cn.edu.tsinghua.iginx.engine.shared.operator.type.OperatorType;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/AbstractOperator.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/AbstractOperator.java
index 4ee81b0022..9c06b2b21a 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/AbstractOperator.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/AbstractOperator.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/AbstractUnaryOperator.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/AbstractUnaryOperator.java
index c30e06c9a9..18d9713876 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/AbstractUnaryOperator.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/AbstractUnaryOperator.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/AddSchemaPrefix.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/AddSchemaPrefix.java
index 04ccd02bf3..c33ca326c9 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/AddSchemaPrefix.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/AddSchemaPrefix.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import cn.edu.tsinghua.iginx.engine.shared.operator.type.OperatorType;
@@ -30,4 +48,16 @@ public String getInfo() {
public String getSchemaPrefix() {
return schemaPrefix;
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ AddSchemaPrefix that = (AddSchemaPrefix) object;
+ return schemaPrefix.equals(that.schemaPrefix);
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/BinaryOperator.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/BinaryOperator.java
index 4ad30c2a1d..ee2adfa05b 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/BinaryOperator.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/BinaryOperator.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/CombineNonQuery.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/CombineNonQuery.java
index 6334e28223..b69d4f69ca 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/CombineNonQuery.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/CombineNonQuery.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import cn.edu.tsinghua.iginx.engine.shared.operator.type.OperatorType;
@@ -24,4 +42,12 @@ public MultipleOperator copyWithSource(List sources) {
public String getInfo() {
return "";
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ return object != null && getClass() == object.getClass();
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/CrossJoin.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/CrossJoin.java
index f6aa73092b..4a272a6371 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/CrossJoin.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/CrossJoin.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import cn.edu.tsinghua.iginx.engine.shared.operator.type.JoinAlgType;
@@ -48,4 +66,18 @@ public BinaryOperator copyWithSource(Source sourceA, Source sourceB) {
public String getInfo() {
return "PrefixA: " + getPrefixA() + ", PrefixB: " + getPrefixB();
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ CrossJoin that = (CrossJoin) object;
+ return getPrefixA().equals(that.getPrefixA())
+ && getPrefixB().equals(that.getPrefixB())
+ && getExtraJoinPrefix().equals(that.getExtraJoinPrefix());
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Delete.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Delete.java
index 72ec71ecc6..448131187d 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Delete.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Delete.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import cn.edu.tsinghua.iginx.engine.shared.KeyRange;
@@ -66,4 +84,21 @@ public String getInfo() {
}
return builder.toString();
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ if (!super.equals(object)) {
+ return false;
+ }
+ Delete that = (Delete) object;
+ return keyRanges.equals(that.keyRanges)
+ && patterns.equals(that.patterns)
+ && tagFilter.equals(that.tagFilter);
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Distinct.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Distinct.java
index 3a4faf76ba..311062969f 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Distinct.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Distinct.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import cn.edu.tsinghua.iginx.engine.shared.operator.type.OperatorType;
@@ -32,4 +50,16 @@ public UnaryOperator copyWithSource(Source source) {
public String getInfo() {
return "Patterns: " + String.join(",", patterns);
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ Distinct that = (Distinct) object;
+ return patterns.equals(that.patterns);
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Downsample.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Downsample.java
index e1b6b6f1ac..03414af68d 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Downsample.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Downsample.java
@@ -1,23 +1,25 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator;
+import static cn.edu.tsinghua.iginx.constant.GlobalConstant.KEY_MAX_VAL;
+import static cn.edu.tsinghua.iginx.constant.GlobalConstant.KEY_MIN_VAL;
+
import cn.edu.tsinghua.iginx.engine.shared.KeyRange;
import cn.edu.tsinghua.iginx.engine.shared.function.FunctionCall;
import cn.edu.tsinghua.iginx.engine.shared.function.MappingType;
@@ -125,4 +127,23 @@ public String getInfo() {
return sb.toString();
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ Downsample that = (Downsample) object;
+ return precision == that.precision
+ && slideDistance == that.slideDistance
+ && functionCallList.equals(that.functionCallList)
+ && keyRange.equals(that.keyRange);
+ }
+
+ public boolean notSetInterval() {
+ return getKeyRange().getBeginKey() == KEY_MIN_VAL && getKeyRange().getEndKey() == KEY_MAX_VAL;
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Except.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Except.java
index ee841d088a..0eb29b76f2 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Except.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Except.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import cn.edu.tsinghua.iginx.engine.shared.operator.type.OperatorType;
@@ -77,4 +95,18 @@ public String getInfo() {
builder.append(" isDistinct: ").append(isDistinct);
return builder.toString();
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ Except that = (Except) object;
+ return leftOrder.equals(that.leftOrder)
+ && rightOrder.equals(that.rightOrder)
+ && isDistinct == that.isDistinct;
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/FoldedOperator.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/FoldedOperator.java
index 47d345c9a3..b39e832ab7 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/FoldedOperator.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/FoldedOperator.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import cn.edu.tsinghua.iginx.engine.shared.operator.type.OperatorType;
@@ -32,4 +50,12 @@ public MultipleOperator copyWithSource(List sources) {
public String getInfo() {
return "";
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ return object != null && getClass() == object.getClass();
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/GroupBy.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/GroupBy.java
index c0f2317114..1af269b5f9 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/GroupBy.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/GroupBy.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import cn.edu.tsinghua.iginx.engine.shared.function.FunctionCall;
@@ -67,4 +85,16 @@ public String getInfo() {
}
return builder.toString();
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ GroupBy that = (GroupBy) object;
+ return groupByCols.equals(that.groupByCols) && functionCallList.equals(that.functionCallList);
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/InnerJoin.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/InnerJoin.java
index 5cac1359a1..50400907c3 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/InnerJoin.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/InnerJoin.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import static cn.edu.tsinghua.iginx.engine.shared.operator.type.JoinAlgType.chooseJoinAlg;
@@ -222,4 +240,20 @@ public String getInfo() {
}
return builder.toString();
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ InnerJoin that = (InnerJoin) object;
+ return isNaturalJoin == that.isNaturalJoin
+ && joinColumns.equals(that.joinColumns)
+ && filter.equals(that.filter)
+ && tagFilter.equals(that.tagFilter)
+ && getExtraJoinPrefix().equals(that.getExtraJoinPrefix());
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Insert.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Insert.java
index 44bc02bd22..dcdf292868 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Insert.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Insert.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import cn.edu.tsinghua.iginx.engine.shared.data.write.DataView;
@@ -36,4 +54,17 @@ public UnaryOperator copyWithSource(Source source) {
public String getInfo() {
return "";
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+
+ Insert that = (Insert) object;
+ return data.equals(that.data);
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Intersect.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Intersect.java
index 5eaac74c00..1914114709 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Intersect.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Intersect.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import cn.edu.tsinghua.iginx.engine.shared.operator.type.OperatorType;
@@ -77,4 +95,18 @@ public String getInfo() {
builder.append(" isDistinct: ").append(isDistinct);
return builder.toString();
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ Intersect that = (Intersect) object;
+ return leftOrder.equals(that.leftOrder)
+ && rightOrder.equals(that.rightOrder)
+ && isDistinct == that.isDistinct;
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Join.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Join.java
index 4eb706d0d2..11752b836a 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Join.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Join.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator;
@@ -56,4 +55,16 @@ public BinaryOperator copyWithSource(Source sourceA, Source sourceB) {
public String getInfo() {
return "JoinBy: " + joinBy;
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ Join join = (Join) object;
+ return joinBy.equals(join.joinBy);
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Limit.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Limit.java
index a3ed3180bc..473cb42e78 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Limit.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Limit.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator;
@@ -58,4 +57,16 @@ public UnaryOperator copyWithSource(Source source) {
public String getInfo() {
return "Limit: " + limit + ", Offset: " + offset;
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ Limit limit1 = (Limit) object;
+ return limit == limit1.limit && offset == limit1.offset;
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/MappingTransform.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/MappingTransform.java
index 171bbd3d6b..d40e0bc8c2 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/MappingTransform.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/MappingTransform.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator;
@@ -72,4 +71,16 @@ public String getInfo() {
return sb.toString();
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ MappingTransform that = (MappingTransform) object;
+ return functionCallList.equals(that.functionCallList);
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/MarkJoin.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/MarkJoin.java
index e11769ac0d..e2322644a9 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/MarkJoin.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/MarkJoin.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import static cn.edu.tsinghua.iginx.engine.shared.operator.type.JoinAlgType.chooseJoinAlg;
@@ -126,4 +144,19 @@ public String getInfo() {
}
return builder.toString();
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ MarkJoin that = (MarkJoin) object;
+ return filter.equals(that.filter)
+ && markColumn.equals(that.markColumn)
+ && isAntiJoin == that.isAntiJoin
+ && getExtraJoinPrefix().equals(that.getExtraJoinPrefix());
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Migration.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Migration.java
index b558ec4776..ace8c354e4 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Migration.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Migration.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import cn.edu.tsinghua.iginx.engine.shared.operator.type.OperatorType;
@@ -51,4 +69,21 @@ public UnaryOperator copyWithSource(Source source) {
public String getInfo() {
return "";
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ if (!super.equals(object)) {
+ return false;
+ }
+ Migration that = (Migration) object;
+ return fragmentMeta.equals(that.fragmentMeta)
+ && paths.equals(that.paths)
+ && targetStorageUnitMeta.equals(that.targetStorageUnitMeta);
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/MultipleOperator.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/MultipleOperator.java
index cd1132c68c..6d658406d9 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/MultipleOperator.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/MultipleOperator.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import cn.edu.tsinghua.iginx.engine.shared.source.Source;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Operator.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Operator.java
index 93162f9c62..147bd4fb95 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Operator.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Operator.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/OuterJoin.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/OuterJoin.java
index 32c6fe9a61..2a2ea3f3b7 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/OuterJoin.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/OuterJoin.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import cn.edu.tsinghua.iginx.engine.shared.operator.filter.Filter;
@@ -169,4 +187,20 @@ public String getInfo() {
}
return builder.toString();
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ OuterJoin that = (OuterJoin) object;
+ return outerJoinType == that.outerJoinType
+ && filter.equals(that.filter)
+ && joinColumns.equals(that.joinColumns)
+ && isNaturalJoin == that.isNaturalJoin
+ && getExtraJoinPrefix().equals(that.getExtraJoinPrefix());
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/PathUnion.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/PathUnion.java
index 357fe177d3..56434a6bf4 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/PathUnion.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/PathUnion.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator;
@@ -41,4 +40,12 @@ public BinaryOperator copyWithSource(Source sourceA, Source sourceB) {
public String getInfo() {
return "";
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ return object != null && getClass() == object.getClass();
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Project.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Project.java
index e58b6d6090..8282eb5a75 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Project.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Project.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import cn.edu.tsinghua.iginx.engine.shared.operator.tag.TagFilter;
@@ -8,6 +26,7 @@
import cn.edu.tsinghua.iginx.metadata.entity.FragmentMeta;
import java.util.ArrayList;
import java.util.List;
+import java.util.Objects;
public class Project extends AbstractUnaryOperator {
@@ -108,4 +127,19 @@ public String getInfo() {
}
return builder.toString();
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ Project that = (Project) object;
+ return patterns.equals(that.patterns)
+ && (Objects.equals(tagFilter, that.tagFilter))
+ && remainKey == that.remainKey
+ && needSelectedPath == that.needSelectedPath;
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/ProjectWaitingForPath.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/ProjectWaitingForPath.java
index 0bc20fd39f..346d0120e8 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/ProjectWaitingForPath.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/ProjectWaitingForPath.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import cn.edu.tsinghua.iginx.engine.shared.operator.type.OperatorType;
@@ -37,4 +55,17 @@ public UnaryOperator copyWithSource(Source source) {
public String getInfo() {
return "";
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+
+ ProjectWaitingForPath that = (ProjectWaitingForPath) object;
+ return incompleteStatement.equals(that.incompleteStatement);
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Rename.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Rename.java
index 45346f456d..5a26576916 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Rename.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Rename.java
@@ -1,33 +1,50 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import cn.edu.tsinghua.iginx.engine.shared.operator.type.OperatorType;
import cn.edu.tsinghua.iginx.engine.shared.source.Source;
+import cn.edu.tsinghua.iginx.utils.Pair;
import java.util.ArrayList;
-import java.util.HashMap;
import java.util.List;
-import java.util.Map;
public class Rename extends AbstractUnaryOperator {
- private final Map aliasMap;
+ private final List> aliasList;
private final List ignorePatterns; // 不进行重命名的列
- public Rename(Source source, Map aliasMap) {
- this(source, aliasMap, new ArrayList<>());
+ public Rename(Source source, List> aliasList) {
+ this(source, aliasList, new ArrayList<>());
}
- public Rename(Source source, Map aliasMap, List ignorePatterns) {
+ public Rename(Source source, List> aliasList, List ignorePatterns) {
super(OperatorType.Rename, source);
- if (aliasMap == null) {
- throw new IllegalArgumentException("aliasMap shouldn't be null");
+ if (aliasList == null) {
+ throw new IllegalArgumentException("aliasList shouldn't be null");
}
- this.aliasMap = aliasMap;
+ this.aliasList = aliasList;
this.ignorePatterns = ignorePatterns;
}
- public Map getAliasMap() {
- return aliasMap;
+ public List> getAliasList() {
+ return aliasList;
}
public List getIgnorePatterns() {
@@ -36,25 +53,36 @@ public List getIgnorePatterns() {
@Override
public Operator copy() {
- return new Rename(getSource().copy(), new HashMap<>(aliasMap));
+ return new Rename(getSource().copy(), new ArrayList<>(aliasList));
}
@Override
public UnaryOperator copyWithSource(Source source) {
- return new Rename(source, new HashMap<>(aliasMap));
+ return new Rename(source, new ArrayList<>(aliasList));
}
@Override
public String getInfo() {
StringBuilder builder = new StringBuilder();
- builder.append("AliasMap: ");
- aliasMap.forEach(
- (k, v) -> builder.append("(").append(k).append(", ").append(v).append(")").append(","));
+ builder.append("AliasList: ");
+ aliasList.forEach(
+ p -> builder.append("(").append(p.k).append(", ").append(p.v).append(")").append(","));
builder.deleteCharAt(builder.length() - 1);
if (!ignorePatterns.isEmpty()) {
- builder.append(", IgnorePatterns: ");
- builder.append(ignorePatterns);
+ builder.append(", IgnorePatterns: ").append(ignorePatterns);
}
return builder.toString();
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ Rename rename = (Rename) object;
+ return aliasList.equals(rename.aliasList) && ignorePatterns.equals(rename.ignorePatterns);
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Reorder.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Reorder.java
index 0f609f87ab..c451366e9d 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Reorder.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Reorder.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import cn.edu.tsinghua.iginx.engine.shared.function.FunctionUtils;
@@ -97,4 +115,18 @@ private static boolean isUdfPath(String path) {
}
return false;
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ Reorder reorder = (Reorder) object;
+ return patterns.equals(reorder.patterns)
+ && isPyUDF.equals(reorder.isPyUDF)
+ && needSelectedPath == reorder.needSelectedPath;
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/RowTransform.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/RowTransform.java
index f7e4739a28..4705c83437 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/RowTransform.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/RowTransform.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator;
@@ -70,4 +69,16 @@ public String getInfo() {
return sb.toString();
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ RowTransform that = (RowTransform) object;
+ return functionCallList.equals(that.functionCallList);
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Select.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Select.java
index 2c2f371f5f..531db819e4 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Select.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Select.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import cn.edu.tsinghua.iginx.engine.shared.operator.filter.Filter;
@@ -56,4 +74,19 @@ public String getInfo() {
}
return builder.toString();
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ if (!super.equals(object)) {
+ return false;
+ }
+ Select select = (Select) object;
+ return filter.equals(select.filter) && tagFilter.equals(select.tagFilter);
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/SetTransform.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/SetTransform.java
index 689f491e9e..336d018a57 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/SetTransform.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/SetTransform.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator;
@@ -102,4 +101,16 @@ public String getInfo() {
return sb.toString();
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ SetTransform that = (SetTransform) object;
+ return functionCallList.equals(that.functionCallList);
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/ShowColumns.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/ShowColumns.java
index e01a7b6c75..69fc49f842 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/ShowColumns.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/ShowColumns.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import cn.edu.tsinghua.iginx.engine.shared.operator.tag.TagFilter;
@@ -83,4 +101,19 @@ public String getInfo() {
}
return builder.toString();
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ ShowColumns that = (ShowColumns) object;
+ return limit == that.limit
+ && offset == that.offset
+ && pathRegexSet.equals(that.pathRegexSet)
+ && tagFilter.equals(that.tagFilter);
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/SingleJoin.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/SingleJoin.java
index bc16a4ec41..773c7fd09f 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/SingleJoin.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/SingleJoin.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import static cn.edu.tsinghua.iginx.engine.shared.operator.type.JoinAlgType.chooseJoinAlg;
@@ -90,4 +108,19 @@ public String getInfo() {
}
return builder.toString();
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ if (!super.equals(object)) {
+ return false;
+ }
+ SingleJoin that = (SingleJoin) object;
+ return filter.equals(that.filter) && tagFilter.equals(that.tagFilter);
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Sort.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Sort.java
index efaa4f86e7..dbee447e64 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Sort.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Sort.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator;
@@ -68,4 +67,16 @@ public enum SortType {
public String getInfo() {
return "SortBy: " + String.join(",", sortByCols) + ", SortType: " + sortType;
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ Sort sort = (Sort) object;
+ return sortByCols.equals(sort.sortByCols) && sortType == sort.sortType;
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/UnaryOperator.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/UnaryOperator.java
index 39bf9da77f..8ffbe5a80a 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/UnaryOperator.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/UnaryOperator.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Union.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Union.java
index ea2ae11b7c..c5d4d55ea4 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Union.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/Union.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import cn.edu.tsinghua.iginx.engine.shared.operator.type.OperatorType;
@@ -77,4 +95,21 @@ public String getInfo() {
builder.append(" isDistinct: ").append(isDistinct);
return builder.toString();
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ if (!super.equals(object)) {
+ return false;
+ }
+ Union union = (Union) object;
+ return leftOrder.equals(union.leftOrder)
+ && rightOrder.equals(union.rightOrder)
+ && isDistinct == union.isDistinct;
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/ValueToSelectedPath.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/ValueToSelectedPath.java
index a7bd115753..6775bf3b7d 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/ValueToSelectedPath.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/ValueToSelectedPath.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator;
import cn.edu.tsinghua.iginx.engine.shared.operator.type.OperatorType;
@@ -35,4 +53,19 @@ public String getInfo() {
}
return builder.toString();
}
+
+ @Override
+ public boolean equals(Object object) {
+ if (this == object) {
+ return true;
+ }
+ if (object == null || getClass() != object.getClass()) {
+ return false;
+ }
+ if (!super.equals(object)) {
+ return false;
+ }
+ ValueToSelectedPath that = (ValueToSelectedPath) object;
+ return prefix.equals(that.prefix);
+ }
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/AndFilter.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/AndFilter.java
index 54644f91a1..51e79a08f7 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/AndFilter.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/AndFilter.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator.filter;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/BoolFilter.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/BoolFilter.java
index 4081b340e4..3d103aa79d 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/BoolFilter.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/BoolFilter.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator.filter;
import java.util.Objects;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/ExprFilter.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/ExprFilter.java
index cc8b78f44d..bd7746065e 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/ExprFilter.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/ExprFilter.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator.filter;
import cn.edu.tsinghua.iginx.engine.shared.expr.Expression;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/Filter.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/Filter.java
index f63f52cd37..69fb910cf6 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/Filter.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/Filter.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator.filter;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/FilterType.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/FilterType.java
index 3c66321206..fa6c8601c7 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/FilterType.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/FilterType.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator.filter;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/FilterVisitor.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/FilterVisitor.java
index 108913a628..75b7fe8ebf 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/FilterVisitor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/FilterVisitor.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator.filter;
public interface FilterVisitor {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/KeyFilter.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/KeyFilter.java
index be3a89bdf1..ff8298f0a2 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/KeyFilter.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/KeyFilter.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator.filter;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/NotFilter.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/NotFilter.java
index 6f6a0bf09f..31902831ce 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/NotFilter.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/NotFilter.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator.filter;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/Op.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/Op.java
index 73d8cd878f..770d931ea0 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/Op.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/Op.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator.filter;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/OrFilter.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/OrFilter.java
index fbf8809b05..f8e63ffa50 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/OrFilter.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/OrFilter.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator.filter;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/PathFilter.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/PathFilter.java
index 7bb19d168f..ef689230f2 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/PathFilter.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/PathFilter.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator.filter;
import java.util.Objects;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/ValueFilter.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/ValueFilter.java
index 09a4998d35..8c38e3f7d3 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/ValueFilter.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/filter/ValueFilter.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator.filter;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/AndTagFilter.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/AndTagFilter.java
index 56ec19c4c6..9eb747e559 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/AndTagFilter.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/AndTagFilter.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator.tag;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/BasePreciseTagFilter.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/BasePreciseTagFilter.java
index e031344da1..04b909b2b3 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/BasePreciseTagFilter.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/BasePreciseTagFilter.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator.tag;
import java.util.Map;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/BaseTagFilter.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/BaseTagFilter.java
index 865c162d85..1713a5d062 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/BaseTagFilter.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/BaseTagFilter.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator.tag;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/OrTagFilter.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/OrTagFilter.java
index 65e3b8cced..2a9598aec9 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/OrTagFilter.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/OrTagFilter.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator.tag;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/PreciseTagFilter.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/PreciseTagFilter.java
index d890b49117..d9960c856a 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/PreciseTagFilter.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/PreciseTagFilter.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator.tag;
import java.util.ArrayList;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/TagFilter.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/TagFilter.java
index 171a32032d..7cb3792876 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/TagFilter.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/TagFilter.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator.tag;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/TagFilterType.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/TagFilterType.java
index 7600b9c0f8..5db040c8f7 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/TagFilterType.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/TagFilterType.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator.tag;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/WithoutTagFilter.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/WithoutTagFilter.java
index 83f001e361..9b805bc65d 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/WithoutTagFilter.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/tag/WithoutTagFilter.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator.tag;
public class WithoutTagFilter implements TagFilter {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/type/FuncType.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/type/FuncType.java
index 809b6d2f30..995d69d32f 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/type/FuncType.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/type/FuncType.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator.type;
public enum FuncType {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/type/JoinAlgType.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/type/JoinAlgType.java
index f1e8fd0e87..dea2bc5bf5 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/type/JoinAlgType.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/type/JoinAlgType.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator.type;
import cn.edu.tsinghua.iginx.engine.physical.memory.execute.utils.FilterUtils;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/type/OperatorType.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/type/OperatorType.java
index cbf9ee3dbc..c697f3e2e3 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/type/OperatorType.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/type/OperatorType.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.operator.type;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/type/OuterJoinType.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/type/OuterJoinType.java
index e2c35eb62c..f650c269c9 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/type/OuterJoinType.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/type/OuterJoinType.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator.type;
public enum OuterJoinType {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/visitor/DeepFirstQueueVisitor.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/visitor/DeepFirstQueueVisitor.java
index 3b2b11c2a5..191e510e08 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/visitor/DeepFirstQueueVisitor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/visitor/DeepFirstQueueVisitor.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator.visitor;
import cn.edu.tsinghua.iginx.engine.shared.operator.BinaryOperator;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/visitor/IndexVisitor.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/visitor/IndexVisitor.java
index 8da7c2e967..93099a1c06 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/visitor/IndexVisitor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/visitor/IndexVisitor.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator.visitor;
import cn.edu.tsinghua.iginx.engine.shared.operator.BinaryOperator;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/visitor/OperatorInfoVisitor.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/visitor/OperatorInfoVisitor.java
index d021729df3..a76658f8e5 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/visitor/OperatorInfoVisitor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/visitor/OperatorInfoVisitor.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator.visitor;
import cn.edu.tsinghua.iginx.engine.shared.operator.BinaryOperator;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/visitor/OperatorVisitor.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/visitor/OperatorVisitor.java
index db19ffa6de..e636650099 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/visitor/OperatorVisitor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/visitor/OperatorVisitor.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator.visitor;
import cn.edu.tsinghua.iginx.engine.shared.operator.BinaryOperator;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/visitor/TreeInfoVisitor.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/visitor/TreeInfoVisitor.java
index d0f21f0e39..1f5b0cdee4 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/visitor/TreeInfoVisitor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/operator/visitor/TreeInfoVisitor.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.operator.visitor;
import cn.edu.tsinghua.iginx.engine.shared.operator.BinaryOperator;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PostExecuteProcessor.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PostExecuteProcessor.java
index e7ef303e30..c7ab490688 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PostExecuteProcessor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PostExecuteProcessor.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.processor;
public interface PostExecuteProcessor extends Processor {}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PostLogicalProcessor.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PostLogicalProcessor.java
index 0fd4ed5c2f..2172f0eed6 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PostLogicalProcessor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PostLogicalProcessor.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.processor;
public interface PostLogicalProcessor extends Processor {}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PostParseProcessor.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PostParseProcessor.java
index a7197b99c5..425d53ae81 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PostParseProcessor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PostParseProcessor.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.processor;
public interface PostParseProcessor extends Processor {}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PostPhysicalProcessor.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PostPhysicalProcessor.java
index ea0c04858e..9d03887836 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PostPhysicalProcessor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PostPhysicalProcessor.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.processor;
public interface PostPhysicalProcessor extends Processor {}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PreExecuteProcessor.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PreExecuteProcessor.java
index ec7101963c..6153755987 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PreExecuteProcessor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PreExecuteProcessor.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.processor;
public interface PreExecuteProcessor extends Processor {}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PreLogicalProcessor.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PreLogicalProcessor.java
index 6def269021..f61afdb718 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PreLogicalProcessor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PreLogicalProcessor.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.processor;
public interface PreLogicalProcessor extends Processor {}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PreParseProcessor.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PreParseProcessor.java
index 02a6bf4db1..60040b7fc1 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PreParseProcessor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PreParseProcessor.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.processor;
public interface PreParseProcessor extends Processor {}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PrePhysicalProcessor.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PrePhysicalProcessor.java
index 59b515b282..9f3f808db4 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PrePhysicalProcessor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/PrePhysicalProcessor.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.processor;
public interface PrePhysicalProcessor extends Processor {}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/Processor.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/Processor.java
index 3a25b03966..d40491a30c 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/Processor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/processor/Processor.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.processor;
import cn.edu.tsinghua.iginx.engine.shared.RequestContext;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/AbstractSource.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/AbstractSource.java
index 84604867a9..d4d024ef5c 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/AbstractSource.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/AbstractSource.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.source;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/EmptySource.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/EmptySource.java
index d91888d779..0bf4126f4f 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/EmptySource.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/EmptySource.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.source;
public class EmptySource implements Source {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/FragmentSource.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/FragmentSource.java
index 3c4254c466..b488e20b7e 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/FragmentSource.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/FragmentSource.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.source;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/GlobalSource.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/GlobalSource.java
index ad178a8623..8032b613d3 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/GlobalSource.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/GlobalSource.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.engine.shared.source;
public class GlobalSource extends AbstractSource {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/OperatorSource.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/OperatorSource.java
index 9972b2ba59..6dc74a16d0 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/OperatorSource.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/OperatorSource.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.source;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/Source.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/Source.java
index d848017d3e..163ec34339 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/Source.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/Source.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.source;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/SourceType.java b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/SourceType.java
index c207473c74..fb2a9eb2e4 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/SourceType.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/engine/shared/source/SourceType.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.engine.shared.source;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/exception/IginxException.java b/core/src/main/java/cn/edu/tsinghua/iginx/exception/IginxException.java
index 87a051f3d2..cc37c09724 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/exception/IginxException.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/exception/IginxException.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.exception;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/DefaultMetaManager.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/DefaultMetaManager.java
index 356e28be5e..59e95b1234 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/DefaultMetaManager.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/DefaultMetaManager.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata;
@@ -439,8 +438,11 @@ private void addStorageEngine(long storageEngineId, StorageEngineMeta storageEng
public boolean removeDummyStorageEngine(long storageEngineId) {
try {
storage.removeDummyStorageEngine(storageEngineId);
+ // release 对接层
+ for (StorageEngineChangeHook hook : storageEngineChangeHooks) {
+ hook.onChange(getStorageEngine(storageEngineId), null);
+ }
return cache.removeDummyStorageEngine(storageEngineId);
- // TODO 由于当前 StorageEngineChangeHook 和 StorageUnitHook 只会处理新增事件，因此不必调用相关 onChange 函数
} catch (MetaStorageException e) {
LOGGER.error("remove dummy storage engine {} error: ", storageEngineId, e);
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/IMetaManager.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/IMetaManager.java
index f47a37dbff..8a9c1a3f52 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/IMetaManager.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/IMetaManager.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/MetaManagerMock.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/MetaManagerMock.java
index 4fac461607..3438c7a002 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/MetaManagerMock.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/MetaManagerMock.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.metadata;
import cn.edu.tsinghua.iginx.metadata.entity.*;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/MetaManagerWrapper.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/MetaManagerWrapper.java
index aeab5a637e..69fd0bc6b6 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/MetaManagerWrapper.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/MetaManagerWrapper.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.metadata;
import cn.edu.tsinghua.iginx.conf.ConfigDescriptor;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/cache/DefaultMetaCache.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/cache/DefaultMetaCache.java
index f0cddafb90..4dd3513e9c 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/cache/DefaultMetaCache.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/cache/DefaultMetaCache.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.cache;
@@ -216,30 +215,36 @@ private static List searchFragmentList(
@Override
public void initFragment(Map> fragmentListMap) {
storageUnitLock.readLock().lock();
- fragmentListMap
- .values()
- .forEach(
- e ->
- e.forEach(
- f ->
- f.setMasterStorageUnit(
- storageUnitMetaMap.get(f.getMasterStorageUnitId()))));
- storageUnitLock.readLock().unlock();
+ try {
+ fragmentListMap
+ .values()
+ .forEach(
+ e ->
+ e.forEach(
+ f ->
+ f.setMasterStorageUnit(
+ storageUnitMetaMap.get(f.getMasterStorageUnitId()))));
+ } finally {
+ storageUnitLock.readLock().unlock();
+ }
fragmentLock.writeLock().lock();
- sortedFragmentMetaLists.addAll(
- fragmentListMap.entrySet().stream()
- .sorted(Map.Entry.comparingByKey())
- .map(e -> new Pair<>(e.getKey(), e.getValue()))
- .collect(Collectors.toList()));
- fragmentListMap.forEach(fragmentMetaListMap::put);
- if (enableFragmentCacheControl) {
- // 统计分片总数
- fragmentCacheSize = sortedFragmentMetaLists.stream().mapToInt(e -> e.v.size()).sum();
- while (fragmentCacheSize > fragmentCacheMaxSize) {
- kickOffHistoryFragment();
+ try {
+ sortedFragmentMetaLists.addAll(
+ fragmentListMap.entrySet().stream()
+ .sorted(Map.Entry.comparingByKey())
+ .map(e -> new Pair<>(e.getKey(), e.getValue()))
+ .collect(Collectors.toList()));
+ fragmentListMap.forEach(fragmentMetaListMap::put);
+ if (enableFragmentCacheControl) {
+ // 统计分片总数
+ fragmentCacheSize = sortedFragmentMetaLists.stream().mapToInt(e -> e.v.size()).sum();
+ while (fragmentCacheSize > fragmentCacheMaxSize) {
+ kickOffHistoryFragment();
+ }
}
+ } finally {
+ fragmentLock.writeLock().unlock();
}
- fragmentLock.writeLock().unlock();
}
private void kickOffHistoryFragment() {
@@ -262,26 +267,28 @@ private void kickOffHistoryFragment() {
@Override
public void addFragment(FragmentMeta fragmentMeta) {
fragmentLock.writeLock().lock();
- // 更新 fragmentMetaListMap
- List fragmentMetaList =
- fragmentMetaListMap.computeIfAbsent(
- fragmentMeta.getColumnsInterval(), v -> new ArrayList<>());
- if (fragmentMetaList.size() == 0) {
- // 更新 sortedFragmentMetaLists
- updateSortedFragmentsList(fragmentMeta.getColumnsInterval(), fragmentMetaList);
- }
- fragmentMetaList.add(fragmentMeta);
- if (enableFragmentCacheControl) {
- if (fragmentMeta.getKeyInterval().getStartKey() < minKey) {
- minKey = fragmentMeta.getKeyInterval().getStartKey();
+ try {
+ // 更新 fragmentMetaListMap
+ List fragmentMetaList =
+ fragmentMetaListMap.computeIfAbsent(
+ fragmentMeta.getColumnsInterval(), v -> new ArrayList<>());
+ if (fragmentMetaList.size() == 0) {
+ // 更新 sortedFragmentMetaLists
+ updateSortedFragmentsList(fragmentMeta.getColumnsInterval(), fragmentMetaList);
}
- fragmentCacheSize++;
- while (fragmentCacheSize > fragmentCacheMaxSize) {
- kickOffHistoryFragment();
+ fragmentMetaList.add(fragmentMeta);
+ if (enableFragmentCacheControl) {
+ if (fragmentMeta.getKeyInterval().getStartKey() < minKey) {
+ minKey = fragmentMeta.getKeyInterval().getStartKey();
+ }
+ fragmentCacheSize++;
+ while (fragmentCacheSize > fragmentCacheMaxSize) {
+ kickOffHistoryFragment();
+ }
}
+ } finally {
+ fragmentLock.writeLock().unlock();
}
-
- fragmentLock.writeLock().unlock();
}
private void updateSortedFragmentsList(
@@ -313,11 +320,14 @@ private void updateSortedFragmentsList(
@Override
public void updateFragment(FragmentMeta fragmentMeta) {
fragmentLock.writeLock().lock();
- // 更新 fragmentMetaListMap
- List fragmentMetaList =
- fragmentMetaListMap.get(fragmentMeta.getColumnsInterval());
- fragmentMetaList.set(fragmentMetaList.size() - 1, fragmentMeta);
- fragmentLock.writeLock().unlock();
+ try {
+ // 更新 fragmentMetaListMap
+ List fragmentMetaList =
+ fragmentMetaListMap.get(fragmentMeta.getColumnsInterval());
+ fragmentMetaList.set(fragmentMetaList.size() - 1, fragmentMeta);
+ } finally {
+ fragmentLock.writeLock().unlock();
+ }
}
@Override
@@ -372,23 +382,29 @@ public Map> getFragmentMapByColumnsInterval(
ColumnsInterval columnsInterval) {
Map> resultMap = new HashMap<>();
fragmentLock.readLock().lock();
- searchFragmentSeriesList(sortedFragmentMetaLists, columnsInterval)
- .forEach(e -> resultMap.put(e.k, e.v));
- fragmentLock.readLock().unlock();
+ try {
+ searchFragmentSeriesList(sortedFragmentMetaLists, columnsInterval)
+ .forEach(e -> resultMap.put(e.k, e.v));
+ } finally {
+ fragmentLock.readLock().unlock();
+ }
return resultMap;
}
@Override
public List getDummyFragmentsByColumnsInterval(ColumnsInterval columnsInterval) {
- fragmentLock.readLock().lock();
List results = new ArrayList<>();
- for (FragmentMeta fragmentMeta : dummyFragments) {
- if (fragmentMeta.isValid()
- && fragmentMeta.getColumnsInterval().isIntersect(columnsInterval)) {
- results.add(fragmentMeta);
+ fragmentLock.readLock().lock();
+ try {
+ for (FragmentMeta fragmentMeta : dummyFragments) {
+ if (fragmentMeta.isValid()
+ && fragmentMeta.getColumnsInterval().isIntersect(columnsInterval)) {
+ results.add(fragmentMeta);
+ }
}
+ } finally {
+ fragmentLock.readLock().unlock();
}
- fragmentLock.readLock().unlock();
return results;
}
@@ -396,11 +412,14 @@ public List getDummyFragmentsByColumnsInterval(ColumnsInterval col
public Map getLatestFragmentMap() {
Map latestFragmentMap = new HashMap<>();
fragmentLock.readLock().lock();
- sortedFragmentMetaLists.stream()
- .map(e -> e.v.get(e.v.size() - 1))
- .filter(e -> e.getKeyInterval().getEndKey() == Long.MAX_VALUE)
- .forEach(e -> latestFragmentMap.put(e.getColumnsInterval(), e));
- fragmentLock.readLock().unlock();
+ try {
+ sortedFragmentMetaLists.stream()
+ .map(e -> e.v.get(e.v.size() - 1))
+ .filter(e -> e.getKeyInterval().getEndKey() == Long.MAX_VALUE)
+ .forEach(e -> latestFragmentMap.put(e.getColumnsInterval(), e));
+ } finally {
+ fragmentLock.readLock().unlock();
+ }
return latestFragmentMap;
}
@@ -409,11 +428,14 @@ public Map getLatestFragmentMapByColumnsInterval(
ColumnsInterval columnsInterval) {
Map latestFragmentMap = new HashMap<>();
fragmentLock.readLock().lock();
- searchFragmentSeriesList(sortedFragmentMetaLists, columnsInterval).stream()
- .map(e -> e.v.get(e.v.size() - 1))
- .filter(e -> e.getKeyInterval().getEndKey() == Long.MAX_VALUE)
- .forEach(e -> latestFragmentMap.put(e.getColumnsInterval(), e));
- fragmentLock.readLock().unlock();
+ try {
+ searchFragmentSeriesList(sortedFragmentMetaLists, columnsInterval).stream()
+ .map(e -> e.v.get(e.v.size() - 1))
+ .filter(e -> e.getKeyInterval().getEndKey() == Long.MAX_VALUE)
+ .forEach(e -> latestFragmentMap.put(e.getColumnsInterval(), e));
+ } finally {
+ fragmentLock.readLock().unlock();
+ }
return latestFragmentMap;
}
@@ -422,31 +444,37 @@ public Map> getFragmentMapByColumnsIntervalA
ColumnsInterval columnsInterval, KeyInterval keyInterval) {
Map> resultMap = new HashMap<>();
fragmentLock.readLock().lock();
- searchFragmentSeriesList(sortedFragmentMetaLists, columnsInterval)
- .forEach(
- e -> {
- List fragmentMetaList = searchFragmentList(e.v, keyInterval);
- if (!fragmentMetaList.isEmpty()) {
- resultMap.put(e.k, fragmentMetaList);
- }
- });
- fragmentLock.readLock().unlock();
+ try {
+ searchFragmentSeriesList(sortedFragmentMetaLists, columnsInterval)
+ .forEach(
+ e -> {
+ List fragmentMetaList = searchFragmentList(e.v, keyInterval);
+ if (!fragmentMetaList.isEmpty()) {
+ resultMap.put(e.k, fragmentMetaList);
+ }
+ });
+ } finally {
+ fragmentLock.readLock().unlock();
+ }
return resultMap;
}
@Override
public List getDummyFragmentsByColumnsIntervalAndKeyInterval(
ColumnsInterval columnsInterval, KeyInterval keyInterval) {
- fragmentLock.readLock().lock();
List results = new ArrayList<>();
- for (FragmentMeta fragmentMeta : dummyFragments) {
- if (fragmentMeta.isValid()
- && fragmentMeta.getColumnsInterval().isIntersect(columnsInterval)
- && fragmentMeta.getKeyInterval().isIntersect(keyInterval)) {
- results.add(fragmentMeta);
+ fragmentLock.readLock().lock();
+ try {
+ for (FragmentMeta fragmentMeta : dummyFragments) {
+ if (fragmentMeta.isValid()
+ && fragmentMeta.getColumnsInterval().isIntersect(columnsInterval)
+ && fragmentMeta.getKeyInterval().isIntersect(keyInterval)) {
+ results.add(fragmentMeta);
+ }
}
+ } finally {
+ fragmentLock.readLock().unlock();
}
- fragmentLock.readLock().unlock();
return results;
}
@@ -454,22 +482,25 @@ public List getDummyFragmentsByColumnsIntervalAndKeyInterval(
public List getFragmentListByColumnName(String columnName) {
List resultList;
fragmentLock.readLock().lock();
- resultList =
- searchFragmentSeriesList(sortedFragmentMetaLists, columnName).stream()
- .map(e -> e.v)
- .flatMap(List::stream)
- .sorted(
- (o1, o2) -> {
- if (o1.getColumnsInterval().getStartColumn() == null
- && o2.getColumnsInterval().getStartColumn() == null) return 0;
- else if (o1.getColumnsInterval().getStartColumn() == null) return -1;
- else if (o2.getColumnsInterval().getStartColumn() == null) return 1;
- return o1.getColumnsInterval()
- .getStartColumn()
- .compareTo(o2.getColumnsInterval().getStartColumn());
- })
- .collect(Collectors.toList());
- fragmentLock.readLock().unlock();
+ try {
+ resultList =
+ searchFragmentSeriesList(sortedFragmentMetaLists, columnName).stream()
+ .map(e -> e.v)
+ .flatMap(List::stream)
+ .sorted(
+ (o1, o2) -> {
+ if (o1.getColumnsInterval().getStartColumn() == null
+ && o2.getColumnsInterval().getStartColumn() == null) return 0;
+ else if (o1.getColumnsInterval().getStartColumn() == null) return -1;
+ else if (o2.getColumnsInterval().getStartColumn() == null) return 1;
+ return o1.getColumnsInterval()
+ .getStartColumn()
+ .compareTo(o2.getColumnsInterval().getStartColumn());
+ })
+ .collect(Collectors.toList());
+ } finally {
+ fragmentLock.readLock().unlock();
+ }
return resultList;
}
@@ -477,14 +508,17 @@ public List getFragmentListByColumnName(String columnName) {
public FragmentMeta getLatestFragmentByColumnName(String columnName) {
FragmentMeta result;
fragmentLock.readLock().lock();
- result =
- searchFragmentSeriesList(sortedFragmentMetaLists, columnName).stream()
- .map(e -> e.v)
- .flatMap(List::stream)
- .filter(e -> e.getKeyInterval().getEndKey() == Long.MAX_VALUE)
- .findFirst()
- .orElse(null);
- fragmentLock.readLock().unlock();
+ try {
+ result =
+ searchFragmentSeriesList(sortedFragmentMetaLists, columnName).stream()
+ .map(e -> e.v)
+ .flatMap(List::stream)
+ .filter(e -> e.getKeyInterval().getEndKey() == Long.MAX_VALUE)
+ .findFirst()
+ .orElse(null);
+ } finally {
+ fragmentLock.readLock().unlock();
+ }
return result;
}
@@ -508,14 +542,17 @@ public List getFragmentListByColumnNameAndKeyInterval(
String columnName, KeyInterval keyInterval) {
List resultList;
fragmentLock.readLock().lock();
- List fragmentMetas =
- searchFragmentSeriesList(sortedFragmentMetaLists, columnName).stream()
- .map(e -> e.v)
- .flatMap(List::stream)
- .sorted(Comparator.comparingLong(o -> o.getKeyInterval().getStartKey()))
- .collect(Collectors.toList());
- resultList = searchFragmentList(fragmentMetas, keyInterval);
- fragmentLock.readLock().unlock();
+ try {
+ List fragmentMetas =
+ searchFragmentSeriesList(sortedFragmentMetaLists, columnName).stream()
+ .map(e -> e.v)
+ .flatMap(List::stream)
+ .sorted(Comparator.comparingLong(o -> o.getKeyInterval().getStartKey()))
+ .collect(Collectors.toList());
+ resultList = searchFragmentList(fragmentMetas, keyInterval);
+ } finally {
+ fragmentLock.readLock().unlock();
+ }
return resultList;
}
@@ -523,14 +560,17 @@ public List getFragmentListByColumnNameAndKeyInterval(
public List getFragmentListByStorageUnitId(String storageUnitId) {
List resultList;
fragmentLock.readLock().lock();
- List fragmentMetas =
- sortedFragmentMetaLists.stream()
- .map(e -> e.v)
- .flatMap(List::stream)
- .sorted(Comparator.comparingLong(o -> o.getKeyInterval().getStartKey()))
- .collect(Collectors.toList());
- resultList = searchFragmentList(fragmentMetas, storageUnitId);
- fragmentLock.readLock().unlock();
+ try {
+ List fragmentMetas =
+ sortedFragmentMetaLists.stream()
+ .map(e -> e.v)
+ .flatMap(List::stream)
+ .sorted(Comparator.comparingLong(o -> o.getKeyInterval().getStartKey()))
+ .collect(Collectors.toList());
+ resultList = searchFragmentList(fragmentMetas, storageUnitId);
+ } finally {
+ fragmentLock.readLock().unlock();
+ }
return resultList;
}
@@ -547,22 +587,28 @@ public boolean hasStorageUnit() {
@Override
public void initStorageUnit(Map storageUnits) {
storageUnitLock.writeLock().lock();
- for (StorageUnitMeta storageUnit : storageUnits.values()) {
- storageUnitMetaMap.put(storageUnit.getId(), storageUnit);
- getStorageEngine(storageUnit.getStorageEngineId()).addStorageUnit(storageUnit);
+ try {
+ for (StorageUnitMeta storageUnit : storageUnits.values()) {
+ storageUnitMetaMap.put(storageUnit.getId(), storageUnit);
+ getStorageEngine(storageUnit.getStorageEngineId()).addStorageUnit(storageUnit);
+ }
+ } finally {
+ storageUnitLock.writeLock().unlock();
}
- storageUnitLock.writeLock().unlock();
}
@Override
public StorageUnitMeta getStorageUnit(String id) {
StorageUnitMeta storageUnit;
storageUnitLock.readLock().lock();
- storageUnit = storageUnitMetaMap.get(id);
- if (storageUnit == null) {
- storageUnit = dummyStorageUnitMetaMap.get(id);
+ try {
+ storageUnit = storageUnitMetaMap.get(id);
+ if (storageUnit == null) {
+ storageUnit = dummyStorageUnitMetaMap.get(id);
+ }
+ } finally {
+ storageUnitLock.readLock().unlock();
}
- storageUnitLock.readLock().unlock();
return storageUnit;
}
@@ -570,18 +616,21 @@ public StorageUnitMeta getStorageUnit(String id) {
public Map getStorageUnits(Set ids) {
Map resultMap = new HashMap<>();
storageUnitLock.readLock().lock();
- for (String id : ids) {
- StorageUnitMeta storageUnit = storageUnitMetaMap.get(id);
- if (storageUnit != null) {
- resultMap.put(id, storageUnit);
- } else {
- storageUnit = dummyStorageUnitMetaMap.get(id);
+ try {
+ for (String id : ids) {
+ StorageUnitMeta storageUnit = storageUnitMetaMap.get(id);
if (storageUnit != null) {
resultMap.put(id, storageUnit);
+ } else {
+ storageUnit = dummyStorageUnitMetaMap.get(id);
+ if (storageUnit != null) {
+ resultMap.put(id, storageUnit);
+ }
}
}
+ } finally {
+ storageUnitLock.readLock().unlock();
}
- storageUnitLock.readLock().unlock();
return resultMap;
}
@@ -589,24 +638,33 @@ public Map getStorageUnits(Set ids) {
public List getStorageUnits() {
List storageUnitMetaList;
storageUnitLock.readLock().lock();
- storageUnitMetaList = new ArrayList<>(storageUnitMetaMap.values());
- storageUnitMetaList.addAll(dummyStorageUnitMetaMap.values());
- storageUnitLock.readLock().unlock();
+ try {
+ storageUnitMetaList = new ArrayList<>(storageUnitMetaMap.values());
+ storageUnitMetaList.addAll(dummyStorageUnitMetaMap.values());
+ } finally {
+ storageUnitLock.readLock().unlock();
+ }
return storageUnitMetaList;
}
@Override
public void addStorageUnit(StorageUnitMeta storageUnitMeta) {
storageUnitLock.writeLock().lock();
- storageUnitMetaMap.put(storageUnitMeta.getId(), storageUnitMeta);
- storageUnitLock.writeLock().unlock();
+ try {
+ storageUnitMetaMap.put(storageUnitMeta.getId(), storageUnitMeta);
+ } finally {
+ storageUnitLock.writeLock().unlock();
+ }
}
@Override
public void updateStorageUnit(StorageUnitMeta storageUnitMeta) {
storageUnitLock.writeLock().lock();
- storageUnitMetaMap.put(storageUnitMeta.getId(), storageUnitMeta);
- storageUnitLock.writeLock().unlock();
+ try {
+ storageUnitMetaMap.put(storageUnitMeta.getId(), storageUnitMeta);
+ } finally {
+ storageUnitLock.writeLock().unlock();
+ }
}
@Override
@@ -628,38 +686,42 @@ public void removeIginx(long id) {
public void addStorageEngine(StorageEngineMeta storageEngineMeta) {
storageUnitLock.writeLock().lock();
fragmentLock.writeLock().lock();
- if (!storageEngineMetaMap.containsKey(storageEngineMeta.getId())) {
- storageEngineMetaMap.put(storageEngineMeta.getId(), storageEngineMeta);
- if (storageEngineMeta.isHasData()) {
- StorageUnitMeta dummyStorageUnit = storageEngineMeta.getDummyStorageUnit();
- FragmentMeta dummyFragment = storageEngineMeta.getDummyFragment();
- dummyFragment.setMasterStorageUnit(dummyStorageUnit);
- dummyStorageUnitMetaMap.put(dummyStorageUnit.getId(), dummyStorageUnit);
- dummyFragments.add(dummyFragment);
+ try {
+ if (!storageEngineMetaMap.containsKey(storageEngineMeta.getId())) {
+ storageEngineMetaMap.put(storageEngineMeta.getId(), storageEngineMeta);
+ if (storageEngineMeta.isHasData()) {
+ StorageUnitMeta dummyStorageUnit = storageEngineMeta.getDummyStorageUnit();
+ FragmentMeta dummyFragment = storageEngineMeta.getDummyFragment();
+ dummyFragment.setMasterStorageUnit(dummyStorageUnit);
+ dummyStorageUnitMetaMap.put(dummyStorageUnit.getId(), dummyStorageUnit);
+ dummyFragments.add(dummyFragment);
+ }
}
+ } finally {
+ fragmentLock.writeLock().unlock();
+ storageUnitLock.writeLock().unlock();
}
- fragmentLock.writeLock().unlock();
- storageUnitLock.writeLock().unlock();
}
@Override
public boolean removeDummyStorageEngine(long storageEngineId) {
storageUnitLock.writeLock().lock();
fragmentLock.writeLock().lock();
-
- if (!storageEngineMetaMap.containsKey(storageEngineId)) {
- LOGGER.error("unexpected dummy storage engine {} to be removed", storageEngineId);
- return false;
+ try {
+ if (!storageEngineMetaMap.containsKey(storageEngineId)) {
+ LOGGER.error("unexpected dummy storage engine {} to be removed", storageEngineId);
+ return false;
+ }
+ String dummyStorageUnitId = generateDummyStorageUnitId(storageEngineId);
+ StorageEngineMeta oldStorageEngineMeta = storageEngineMetaMap.get(storageEngineId);
+ assert oldStorageEngineMeta.isHasData();
+ dummyFragments.removeIf(e -> e.getMasterStorageUnitId().equals(dummyStorageUnitId));
+ dummyStorageUnitMetaMap.remove(dummyStorageUnitId);
+ storageEngineMetaMap.remove(storageEngineId);
+ } finally {
+ fragmentLock.writeLock().unlock();
+ storageUnitLock.writeLock().unlock();
}
- String dummyStorageUnitId = generateDummyStorageUnitId(storageEngineId);
- StorageEngineMeta oldStorageEngineMeta = storageEngineMetaMap.get(storageEngineId);
- assert oldStorageEngineMeta.isHasData();
- dummyFragments.removeIf(e -> e.getMasterStorageUnitId().equals(dummyStorageUnitId));
- dummyStorageUnitMetaMap.remove(dummyStorageUnitId);
- storageEngineMetaMap.remove(storageEngineId);
-
- fragmentLock.writeLock().unlock();
- storageUnitLock.writeLock().unlock();
return true;
}
@@ -676,11 +738,14 @@ public StorageEngineMeta getStorageEngine(long id) {
@Override
public List getFragments() {
List fragments = new ArrayList<>();
- this.fragmentLock.readLock().lock();
- for (Pair> pair : sortedFragmentMetaLists) {
- fragments.addAll(pair.v);
+ fragmentLock.readLock().lock();
+ try {
+ for (Pair> pair : sortedFragmentMetaLists) {
+ fragments.addAll(pair.v);
+ }
+ } finally {
+ fragmentLock.readLock().unlock();
}
- this.fragmentLock.readLock().unlock();
return fragments;
}
@@ -761,68 +826,72 @@ public void timeSeriesIsUpdated(int node, int version) {
@Override
public void saveColumnsData(InsertStatement statement) {
insertRecordLock.writeLock().lock();
- long now = System.currentTimeMillis();
-
- RawData data = statement.getRawData();
- List paths = data.getPaths();
- if (data.isColumnData()) {
- DataView view = new ColumnDataView(data, 0, data.getPaths().size(), 0, data.getKeys().size());
- for (int i = 0; i < view.getPathNum(); i++) {
- long minn = Long.MAX_VALUE;
- long maxx = Long.MIN_VALUE;
- long totalByte = 0L;
- int count = 0;
- BitmapView bitmapView = view.getBitmapView(i);
- for (int j = 0; j < view.getKeySize(); j++) {
- if (bitmapView.get(j)) {
- minn = Math.min(minn, view.getKey(j));
- maxx = Math.max(maxx, view.getKey(j));
- if (view.getDataType(i) == DataType.BINARY) {
- totalByte += ((byte[]) view.getValue(i, j)).length;
- } else {
- totalByte += transDatatypeToByte(view.getDataType(i));
+ try {
+ long now = System.currentTimeMillis();
+
+ RawData data = statement.getRawData();
+ List paths = data.getPaths();
+ if (data.isColumnData()) {
+ DataView view =
+ new ColumnDataView(data, 0, data.getPaths().size(), 0, data.getKeys().size());
+ for (int i = 0; i < view.getPathNum(); i++) {
+ long minn = Long.MAX_VALUE;
+ long maxx = Long.MIN_VALUE;
+ long totalByte = 0L;
+ int count = 0;
+ BitmapView bitmapView = view.getBitmapView(i);
+ for (int j = 0; j < view.getKeySize(); j++) {
+ if (bitmapView.get(j)) {
+ minn = Math.min(minn, view.getKey(j));
+ maxx = Math.max(maxx, view.getKey(j));
+ if (view.getDataType(i) == DataType.BINARY) {
+ totalByte += ((byte[]) view.getValue(i, j)).length;
+ } else {
+ totalByte += transDatatypeToByte(view.getDataType(i));
+ }
+ count++;
}
- count++;
+ }
+ if (count > 0) {
+ updateColumnCalDOConcurrentHashMap(paths.get(i), now, minn, maxx, totalByte, count);
}
}
- if (count > 0) {
- updateColumnCalDOConcurrentHashMap(paths.get(i), now, minn, maxx, totalByte, count);
- }
- }
- } else {
- DataView view = new RowDataView(data, 0, data.getPaths().size(), 0, data.getKeys().size());
- long[] totalByte = new long[view.getPathNum()];
- int[] count = new int[view.getPathNum()];
- long[] minn = new long[view.getPathNum()];
- long[] maxx = new long[view.getPathNum()];
- Arrays.fill(minn, Long.MAX_VALUE);
- Arrays.fill(maxx, Long.MIN_VALUE);
-
- for (int i = 0; i < view.getKeySize(); i++) {
- BitmapView bitmapView = view.getBitmapView(i);
- int index = 0;
- for (int j = 0; j < view.getPathNum(); j++) {
- if (bitmapView.get(j)) {
- minn[j] = Math.min(minn[j], view.getKey(i));
- maxx[j] = Math.max(maxx[j], view.getKey(i));
- if (view.getDataType(j) == DataType.BINARY) {
- totalByte[j] += ((byte[]) view.getValue(i, index)).length;
- } else {
- totalByte[j] += transDatatypeToByte(view.getDataType(j));
+ } else {
+ DataView view = new RowDataView(data, 0, data.getPaths().size(), 0, data.getKeys().size());
+ long[] totalByte = new long[view.getPathNum()];
+ int[] count = new int[view.getPathNum()];
+ long[] minn = new long[view.getPathNum()];
+ long[] maxx = new long[view.getPathNum()];
+ Arrays.fill(minn, Long.MAX_VALUE);
+ Arrays.fill(maxx, Long.MIN_VALUE);
+
+ for (int i = 0; i < view.getKeySize(); i++) {
+ BitmapView bitmapView = view.getBitmapView(i);
+ int index = 0;
+ for (int j = 0; j < view.getPathNum(); j++) {
+ if (bitmapView.get(j)) {
+ minn[j] = Math.min(minn[j], view.getKey(i));
+ maxx[j] = Math.max(maxx[j], view.getKey(i));
+ if (view.getDataType(j) == DataType.BINARY) {
+ totalByte[j] += ((byte[]) view.getValue(i, index)).length;
+ } else {
+ totalByte[j] += transDatatypeToByte(view.getDataType(j));
+ }
+ count[j]++;
+ index++;
}
- count[j]++;
- index++;
}
}
- }
- for (int i = 0; i < count.length; i++) {
- if (count[i] > 0) {
- updateColumnCalDOConcurrentHashMap(
- paths.get(i), now, minn[i], maxx[i], totalByte[i], count[i]);
+ for (int i = 0; i < count.length; i++) {
+ if (count[i] > 0) {
+ updateColumnCalDOConcurrentHashMap(
+ paths.get(i), now, minn[i], maxx[i], totalByte[i], count[i]);
+ }
}
}
+ } finally {
+ insertRecordLock.writeLock().unlock();
}
- insertRecordLock.writeLock().unlock();
}
private void updateColumnCalDOConcurrentHashMap(
@@ -853,21 +922,28 @@ private long transDatatypeToByte(DataType dataType) {
@Override
public List getMaxValueFromColumns() {
+ List ret;
insertRecordLock.readLock().lock();
- List ret =
- columnCalDOConcurrentHashMap.values().stream()
- .filter(e -> random.nextDouble() < config.getCachedTimeseriesProb())
- .collect(Collectors.toList());
- insertRecordLock.readLock().unlock();
+ try {
+ ret =
+ columnCalDOConcurrentHashMap.values().stream()
+ .filter(e -> random.nextDouble() < config.getCachedTimeseriesProb())
+ .collect(Collectors.toList());
+ } finally {
+ insertRecordLock.readLock().unlock();
+ }
return ret;
}
@Override
public double getSumFromColumns() {
+ double ret;
insertRecordLock.readLock().lock();
- double ret =
- columnCalDOConcurrentHashMap.values().stream().mapToDouble(ColumnCalDO::getValue).sum();
- insertRecordLock.readLock().unlock();
+ try {
+ ret = columnCalDOConcurrentHashMap.values().stream().mapToDouble(ColumnCalDO::getValue).sum();
+ } finally {
+ insertRecordLock.readLock().unlock();
+ }
return ret;
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/cache/IMetaCache.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/cache/IMetaCache.java
index 350f575c4d..083b022140 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/cache/IMetaCache.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/cache/IMetaCache.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.cache;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/ColumnsInterval.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/ColumnsInterval.java
index 6686eff59c..36d9b1c10e 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/ColumnsInterval.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/ColumnsInterval.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.entity;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/FragmentMeta.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/FragmentMeta.java
index 67815532d9..bdb8205510 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/FragmentMeta.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/FragmentMeta.java
@@ -1,38 +1,36 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.entity;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/IginxMeta.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/IginxMeta.java
index baaa00b901..6e5011d62f 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/IginxMeta.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/IginxMeta.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.entity;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/KeyInterval.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/KeyInterval.java
index d9e9d78e22..ed54d672cd 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/KeyInterval.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/KeyInterval.java
@@ -1,23 +1,25 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.entity;
+import static cn.edu.tsinghua.iginx.constant.GlobalConstant.KEY_MAX_VAL;
+import static cn.edu.tsinghua.iginx.constant.GlobalConstant.KEY_MIN_VAL;
+
import java.util.Objects;
public final class KeyInterval {
@@ -89,6 +91,6 @@ public KeyInterval getIntersectWithLCRO(KeyInterval keyInterval) {
}
public static KeyInterval getDefaultKeyInterval() {
- return new KeyInterval(Long.MIN_VALUE, Long.MAX_VALUE);
+ return new KeyInterval(KEY_MIN_VAL, KEY_MAX_VAL);
}
}
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/StorageEngineMeta.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/StorageEngineMeta.java
index 689b317d79..991329ba1c 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/StorageEngineMeta.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/StorageEngineMeta.java
@@ -1,27 +1,30 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.entity;
+import static cn.edu.tsinghua.iginx.utils.HostUtils.isLocalHost;
+
import cn.edu.tsinghua.iginx.thrift.StorageEngineType;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
+import java.util.Objects;
+import javax.validation.constraints.NotNull;
public final class StorageEngineMeta {
@@ -213,6 +216,10 @@ public void setExtraParams(Map extraParams) {
this.extraParams = extraParams;
}
+ public void updateExtraParams(Map newParams) {
+ this.extraParams.putAll(newParams);
+ }
+
public StorageEngineType getStorageEngine() {
return storageEngine;
}
@@ -278,6 +285,29 @@ public void setNeedReAllocate(boolean needReAllocate) {
this.needReAllocate = needReAllocate;
}
+ public static String extractEmbeddedPrefix(@NotNull String dummyDirPath) {
+ if (dummyDirPath.isEmpty()) {
+ return null;
+ }
+ String separator = System.getProperty("file.separator");
+ // dummyDirPath是规范路径，一定不会以separator结尾
+ String prefix = dummyDirPath.substring(dummyDirPath.lastIndexOf(separator) + 1);
+ // "/" also can be used on windows, just in case
+ return prefix.substring(prefix.lastIndexOf("/") + 1);
+ }
+
+ @Override
+ public boolean equals(Object o) {
+ if (this == o) return true;
+ if (o == null || getClass() != o.getClass()) return false;
+ StorageEngineMeta that = (StorageEngineMeta) o;
+ return (ip.equals(that.ip) || (isLocalHost(ip) && isLocalHost(that.ip)))
+ && port == that.port
+ && storageEngine == that.storageEngine
+ && Objects.equals(schemaPrefix, that.getSchemaPrefix())
+ && Objects.equals(dataPrefix, that.getDataPrefix());
+ }
+
@Override
public String toString() {
return "StorageEngineMeta {"
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/StorageUnitMeta.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/StorageUnitMeta.java
index bcfa84763e..8f5bb698f0 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/StorageUnitMeta.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/StorageUnitMeta.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.entity;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/TransformTaskMeta.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/TransformTaskMeta.java
index eff7f4abc2..24055fea9f 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/TransformTaskMeta.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/TransformTaskMeta.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.metadata.entity;
import cn.edu.tsinghua.iginx.thrift.UDFType;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/UserMeta.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/UserMeta.java
index 74ed4081d5..cab0a919f1 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/UserMeta.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/entity/UserMeta.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.entity;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/exception/MetaStorageException.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/exception/MetaStorageException.java
index 0741a10b6b..c6dc8e64ec 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/exception/MetaStorageException.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/exception/MetaStorageException.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.exception;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/EnableMonitorChangeHook.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/EnableMonitorChangeHook.java
index fe68217cba..95f2e37072 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/EnableMonitorChangeHook.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/EnableMonitorChangeHook.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.hook;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/FragmentChangeHook.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/FragmentChangeHook.java
index 9811cb561e..70def91f30 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/FragmentChangeHook.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/FragmentChangeHook.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.hook;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/IginxChangeHook.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/IginxChangeHook.java
index 7c1e3c2c6e..fcddf7ef26 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/IginxChangeHook.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/IginxChangeHook.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.hook;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/MaxActiveEndKeyStatisticsChangeHook.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/MaxActiveEndKeyStatisticsChangeHook.java
index 16c146842f..8c67c8d340 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/MaxActiveEndKeyStatisticsChangeHook.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/MaxActiveEndKeyStatisticsChangeHook.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.hook;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/ReshardCounterChangeHook.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/ReshardCounterChangeHook.java
index dbb54c60c6..99cb403b19 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/ReshardCounterChangeHook.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/ReshardCounterChangeHook.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.hook;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/ReshardStatusChangeHook.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/ReshardStatusChangeHook.java
index 47314c00ae..c3c2e2a63c 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/ReshardStatusChangeHook.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/ReshardStatusChangeHook.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.hook;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/SchemaMappingChangeHook.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/SchemaMappingChangeHook.java
index 46cbfa1597..109cc878ee 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/SchemaMappingChangeHook.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/SchemaMappingChangeHook.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.hook;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/StorageChangeHook.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/StorageChangeHook.java
index c7c8adee7d..f17ac27db6 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/StorageChangeHook.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/StorageChangeHook.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.hook;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/StorageEngineChangeHook.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/StorageEngineChangeHook.java
index 75e914886c..0466112d07 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/StorageEngineChangeHook.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/StorageEngineChangeHook.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.hook;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/StorageUnitChangeHook.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/StorageUnitChangeHook.java
index faa07a88a7..2469958a0e 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/StorageUnitChangeHook.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/StorageUnitChangeHook.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.hook;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/StorageUnitHook.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/StorageUnitHook.java
index 74ee074672..9ae348fc13 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/StorageUnitHook.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/StorageUnitHook.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.hook;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/TimeSeriesChangeHook.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/TimeSeriesChangeHook.java
index f74a120aac..63e7b9acdc 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/TimeSeriesChangeHook.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/TimeSeriesChangeHook.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.metadata.hook;
public interface TimeSeriesChangeHook {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/TransformChangeHook.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/TransformChangeHook.java
index 2030f10d67..61e8cc8f95 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/TransformChangeHook.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/TransformChangeHook.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.metadata.hook;
import cn.edu.tsinghua.iginx.metadata.entity.TransformTaskMeta;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/UserChangeHook.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/UserChangeHook.java
index 2745f817f0..9cf1a0639d 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/UserChangeHook.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/UserChangeHook.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.hook;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/VersionChangeHook.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/VersionChangeHook.java
index a8b5f262ec..8a83308ad8 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/VersionChangeHook.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/hook/VersionChangeHook.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.metadata.hook;
public interface VersionChangeHook {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/storage/IMetaStorage.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/storage/IMetaStorage.java
index b8d4bff2f1..728ebfcd37 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/storage/IMetaStorage.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/storage/IMetaStorage.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.storage;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/storage/constant/Constant.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/storage/constant/Constant.java
index b7b6dcfa0a..d186bb97e6 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/storage/constant/Constant.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/storage/constant/Constant.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.metadata.storage.constant;
public class Constant {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/storage/etcd/ETCDMetaStorage.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/storage/etcd/ETCDMetaStorage.java
index cfb420dcad..c60eb0457a 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/storage/etcd/ETCDMetaStorage.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/storage/etcd/ETCDMetaStorage.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.storage.etcd;
@@ -122,7 +121,7 @@ public class ETCDMetaStorage implements IMetaStorage {
private final int STORAGE_ENGINE_NODE_LENGTH = 10;
private String generateID(String prefix, long idLength, long val) {
- return String.format(prefix + "%0" + idLength + "d", (int) val);
+ return String.format(prefix + "%0" + idLength + "d", val);
}
public ETCDMetaStorage() {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/storage/zk/ZooKeeperMetaStorage.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/storage/zk/ZooKeeperMetaStorage.java
index a84944e4ff..aae1bc1ae2 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/storage/zk/ZooKeeperMetaStorage.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/storage/zk/ZooKeeperMetaStorage.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.storage.zk;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/proposal/ProposalListener.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/proposal/ProposalListener.java
index a28d18bec4..de9d81e940 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/proposal/ProposalListener.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/proposal/ProposalListener.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.metadata.sync.proposal;
public interface ProposalListener {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/proposal/SyncProposal.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/proposal/SyncProposal.java
index 4a0969bae7..7dfdedd80d 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/proposal/SyncProposal.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/proposal/SyncProposal.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.metadata.sync.proposal;
public class SyncProposal {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/proposal/SyncVote.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/proposal/SyncVote.java
index 0cc3fc9951..b421e341cd 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/proposal/SyncVote.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/proposal/SyncVote.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.metadata.sync.proposal;
public class SyncVote {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/proposal/VoteListener.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/proposal/VoteListener.java
index e1fc200ad8..cbff39a55b 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/proposal/VoteListener.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/proposal/VoteListener.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.metadata.sync.proposal;
public interface VoteListener {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/protocol/ExecutionException.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/protocol/ExecutionException.java
index cccd0f37ff..a240c327f8 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/protocol/ExecutionException.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/protocol/ExecutionException.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.metadata.sync.protocol;
public class ExecutionException extends Exception {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/protocol/NetworkException.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/protocol/NetworkException.java
index 219f573b5b..8cacb3c714 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/protocol/NetworkException.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/protocol/NetworkException.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.metadata.sync.protocol;
public class NetworkException extends Exception {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/protocol/SyncProtocol.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/protocol/SyncProtocol.java
index 8752c8faac..3790256d27 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/protocol/SyncProtocol.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/protocol/SyncProtocol.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.metadata.sync.protocol;
import cn.edu.tsinghua.iginx.metadata.sync.proposal.ProposalListener;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/protocol/VoteExpiredException.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/protocol/VoteExpiredException.java
index aa69423a78..a78e0f4713 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/protocol/VoteExpiredException.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/protocol/VoteExpiredException.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.metadata.sync.protocol;
public class VoteExpiredException extends Exception {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/protocol/etcd/ETCDSyncProtocolImpl.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/protocol/etcd/ETCDSyncProtocolImpl.java
index a2111e2218..fc56388cd7 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/protocol/etcd/ETCDSyncProtocolImpl.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/protocol/etcd/ETCDSyncProtocolImpl.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.metadata.sync.protocol.etcd;
import cn.edu.tsinghua.iginx.metadata.sync.proposal.ProposalListener;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/protocol/zk/ZooKeeperSyncProtocolImpl.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/protocol/zk/ZooKeeperSyncProtocolImpl.java
index 5e39eaa3cf..284e58ab9d 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/protocol/zk/ZooKeeperSyncProtocolImpl.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/sync/protocol/zk/ZooKeeperSyncProtocolImpl.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.metadata.sync.protocol.zk;
import cn.edu.tsinghua.iginx.metadata.sync.proposal.ProposalListener;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/utils/ColumnsIntervalUtils.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/utils/ColumnsIntervalUtils.java
index ddc85698ab..db887f1471 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/utils/ColumnsIntervalUtils.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/utils/ColumnsIntervalUtils.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.metadata.utils;
import cn.edu.tsinghua.iginx.metadata.entity.ColumnsInterval;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/utils/FragmentUtils.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/utils/FragmentUtils.java
index 009f8a439a..b508fa78c0 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/utils/FragmentUtils.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/utils/FragmentUtils.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.metadata.utils;
import cn.edu.tsinghua.iginx.metadata.entity.ColumnsInterval;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/utils/IdUtils.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/utils/IdUtils.java
index d6181c3245..b28feef207 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/utils/IdUtils.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/utils/IdUtils.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.metadata.utils;
import static cn.edu.tsinghua.iginx.conf.Constants.LENGTH_OF_SEQUENCE_NUMBER;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/utils/ReshardStatus.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/utils/ReshardStatus.java
index 9a4d25eab2..cd78980b3c 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/utils/ReshardStatus.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/utils/ReshardStatus.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.metadata.utils;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/utils/StorageEngineUtils.java b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/utils/StorageEngineUtils.java
index 7130b56892..090a350d68 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/metadata/utils/StorageEngineUtils.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/metadata/utils/StorageEngineUtils.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.metadata.utils;
import static cn.edu.tsinghua.iginx.conf.Constants.*;
@@ -42,7 +60,7 @@ public static boolean checkEmbeddedStorageExtraParams(
if (iginxPort == null || iginxPort.isEmpty()) {
return false;
}
- boolean hasData = Boolean.parseBoolean(extraParams.getOrDefault(HAS_DATA, "false"));
+ boolean hasData = Boolean.parseBoolean(extraParams.getOrDefault(Constants.HAS_DATA, "false"));
boolean readOnly =
Boolean.parseBoolean(extraParams.getOrDefault(Constants.IS_READ_ONLY, "false"));
if (hasData) {
@@ -63,10 +81,7 @@ public static boolean checkEmbeddedStorageExtraParams(
return false;
}
}
- String separator = System.getProperty("file.separator");
- // dummyDirPath是规范路径，一定不会以separator结尾
- String dirPrefix = dummyDirPath.substring(dummyDirPath.lastIndexOf(separator) + 1);
- extraParams.put(EMBEDDED_PREFIX, dirPrefix);
+ extraParams.put(EMBEDDED_PREFIX, StorageEngineMeta.extractEmbeddedPrefix(dummyDirPath));
} else {
// hasData=false readOnly=true 无意义的引擎
if (readOnly) {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/migration/GreedyMigrationPolicy.java b/core/src/main/java/cn/edu/tsinghua/iginx/migration/GreedyMigrationPolicy.java
index 3e02552b12..1135e4e028 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/migration/GreedyMigrationPolicy.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/migration/GreedyMigrationPolicy.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.migration;
import cn.edu.tsinghua.iginx.metadata.entity.FragmentMeta;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/migration/MigrationManager.java b/core/src/main/java/cn/edu/tsinghua/iginx/migration/MigrationManager.java
index d7300a0188..2e401a8f2f 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/migration/MigrationManager.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/migration/MigrationManager.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.migration;
import cn.edu.tsinghua.iginx.conf.ConfigDescriptor;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/migration/MigrationPhysicalExecutor.java b/core/src/main/java/cn/edu/tsinghua/iginx/migration/MigrationPhysicalExecutor.java
index f9b7f141f4..0ef8412bcc 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/migration/MigrationPhysicalExecutor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/migration/MigrationPhysicalExecutor.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.migration;
import cn.edu.tsinghua.iginx.conf.ConfigDescriptor;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/migration/MigrationPolicy.java b/core/src/main/java/cn/edu/tsinghua/iginx/migration/MigrationPolicy.java
index ed17816ccb..97f7dd20ff 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/migration/MigrationPolicy.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/migration/MigrationPolicy.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.migration;
import cn.edu.tsinghua.iginx.conf.Config;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/migration/MigrationTask.java b/core/src/main/java/cn/edu/tsinghua/iginx/migration/MigrationTask.java
index 198ab8b975..514e69f808 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/migration/MigrationTask.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/migration/MigrationTask.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.migration;
import cn.edu.tsinghua.iginx.metadata.entity.FragmentMeta;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/migration/MigrationType.java b/core/src/main/java/cn/edu/tsinghua/iginx/migration/MigrationType.java
index ddaa2870b4..33be62cd1a 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/migration/MigrationType.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/migration/MigrationType.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.migration;
public enum MigrationType {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/migration/MigrationUtils.java b/core/src/main/java/cn/edu/tsinghua/iginx/migration/MigrationUtils.java
index ba1a2d7144..387b04d29b 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/migration/MigrationUtils.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/migration/MigrationUtils.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.migration;
import java.util.Collection;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/migration/SimulationBasedMigrationPolicy.java b/core/src/main/java/cn/edu/tsinghua/iginx/migration/SimulationBasedMigrationPolicy.java
index 72c7c439f9..e5547f743e 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/migration/SimulationBasedMigrationPolicy.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/migration/SimulationBasedMigrationPolicy.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.migration;
import cn.edu.tsinghua.iginx.metadata.entity.FragmentMeta;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/migration/recover/MigrationExecuteTask.java b/core/src/main/java/cn/edu/tsinghua/iginx/migration/recover/MigrationExecuteTask.java
index fa68c44b18..6319c7a161 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/migration/recover/MigrationExecuteTask.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/migration/recover/MigrationExecuteTask.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.migration.recover;
import cn.edu.tsinghua.iginx.metadata.entity.FragmentMeta;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/migration/recover/MigrationExecuteType.java b/core/src/main/java/cn/edu/tsinghua/iginx/migration/recover/MigrationExecuteType.java
index 760b27232e..be1b2ea346 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/migration/recover/MigrationExecuteType.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/migration/recover/MigrationExecuteType.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.migration.recover;
public enum MigrationExecuteType {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/migration/recover/MigrationLogger.java b/core/src/main/java/cn/edu/tsinghua/iginx/migration/recover/MigrationLogger.java
index be1a9c4136..b016a6c299 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/migration/recover/MigrationLogger.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/migration/recover/MigrationLogger.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.migration.recover;
import cn.edu.tsinghua.iginx.migration.MigrationTask;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/migration/recover/MigrationLoggerAnalyzer.java b/core/src/main/java/cn/edu/tsinghua/iginx/migration/recover/MigrationLoggerAnalyzer.java
index 96c928f11a..a1cea1e480 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/migration/recover/MigrationLoggerAnalyzer.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/migration/recover/MigrationLoggerAnalyzer.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.migration.recover;
import static cn.edu.tsinghua.iginx.migration.recover.MigrationLogger.MIGRATION_EXECUTE_TASK_END;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/monitor/HotSpotMonitor.java b/core/src/main/java/cn/edu/tsinghua/iginx/monitor/HotSpotMonitor.java
index 586d6ca945..08e02bcbd5 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/monitor/HotSpotMonitor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/monitor/HotSpotMonitor.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.monitor;
import cn.edu.tsinghua.iginx.conf.ConfigDescriptor;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/monitor/IMonitor.java b/core/src/main/java/cn/edu/tsinghua/iginx/monitor/IMonitor.java
index 2b0ca31c26..8b5753fd5f 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/monitor/IMonitor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/monitor/IMonitor.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.monitor;
public interface IMonitor {
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/monitor/MonitorManager.java b/core/src/main/java/cn/edu/tsinghua/iginx/monitor/MonitorManager.java
index 72307fea18..8a18f413a1 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/monitor/MonitorManager.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/monitor/MonitorManager.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.monitor;
import cn.edu.tsinghua.iginx.compaction.CompactionManager;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/monitor/RequestsMonitor.java b/core/src/main/java/cn/edu/tsinghua/iginx/monitor/RequestsMonitor.java
index 5e3eb899cf..0d7b77feff 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/monitor/RequestsMonitor.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/monitor/RequestsMonitor.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.monitor;
import cn.edu.tsinghua.iginx.conf.ConfigDescriptor;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/BrokerAuthenticator.java b/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/BrokerAuthenticator.java
index 3a6c74af04..c1d4e2f1c4 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/BrokerAuthenticator.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/BrokerAuthenticator.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.mqtt;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/IPayloadFormatter.java b/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/IPayloadFormatter.java
index 71bd9e2b46..390b10a014 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/IPayloadFormatter.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/IPayloadFormatter.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.mqtt;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/JsonPayloadFormatter.java b/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/JsonPayloadFormatter.java
index 6b5e991742..8d75e19f2b 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/JsonPayloadFormatter.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/JsonPayloadFormatter.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.mqtt;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/MQTTService.java b/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/MQTTService.java
index 9af969cf02..0bac762728 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/MQTTService.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/MQTTService.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.mqtt;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/Message.java b/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/Message.java
index 3a93fa7fba..4fd3042e34 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/Message.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/Message.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.mqtt;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/PayloadFormatManager.java b/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/PayloadFormatManager.java
index d6c29baa59..f054fde751 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/PayloadFormatManager.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/PayloadFormatManager.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.mqtt;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/PublishHandler.java b/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/PublishHandler.java
index 6e7073c33f..4366ef3460 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/PublishHandler.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/mqtt/PublishHandler.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.mqtt;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/notice/EmailNotifier.java b/core/src/main/java/cn/edu/tsinghua/iginx/notice/EmailNotifier.java
index 72bfa22149..8bc6ade0c2 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/notice/EmailNotifier.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/notice/EmailNotifier.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.notice;
import cn.edu.tsinghua.iginx.conf.Config;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/policy/AbstractPolicy.java b/core/src/main/java/cn/edu/tsinghua/iginx/policy/AbstractPolicy.java
index a9643f1f04..1b426a0922 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/policy/AbstractPolicy.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/policy/AbstractPolicy.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.policy;
import cn.edu.tsinghua.iginx.metadata.IMetaManager;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/policy/IPolicy.java b/core/src/main/java/cn/edu/tsinghua/iginx/policy/IPolicy.java
index 7df5602b8c..d693ef58ef 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/policy/IPolicy.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/policy/IPolicy.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.policy;
import cn.edu.tsinghua.iginx.metadata.IMetaManager;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/policy/PolicyManager.java b/core/src/main/java/cn/edu/tsinghua/iginx/policy/PolicyManager.java
index e502257687..d86372fceb 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/policy/PolicyManager.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/policy/PolicyManager.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.policy;
import cn.edu.tsinghua.iginx.metadata.DefaultMetaManager;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/policy/Utils.java b/core/src/main/java/cn/edu/tsinghua/iginx/policy/Utils.java
index 185b2b8944..53f3033b54 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/policy/Utils.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/policy/Utils.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.policy;
import cn.edu.tsinghua.iginx.conf.Constants;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/policy/historical/HistoricalPolicy.java b/core/src/main/java/cn/edu/tsinghua/iginx/policy/historical/HistoricalPolicy.java
index bdebb5e47b..10e698483d 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/policy/historical/HistoricalPolicy.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/policy/historical/HistoricalPolicy.java
@@ -1,20 +1,19 @@
/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
*
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
*/
package cn.edu.tsinghua.iginx.policy.historical;
diff --git a/core/src/main/java/cn/edu/tsinghua/iginx/policy/naive/NaivePolicy.java b/core/src/main/java/cn/edu/tsinghua/iginx/policy/naive/NaivePolicy.java
index 471b9e0e67..3372fa62bc 100644
--- a/core/src/main/java/cn/edu/tsinghua/iginx/policy/naive/NaivePolicy.java
+++ b/core/src/main/java/cn/edu/tsinghua/iginx/policy/naive/NaivePolicy.java
@@ -1,3 +1,21 @@
+/*
+ * IGinX - the polystore system with high performance
+ * Copyright (C) Tsinghua University
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ */
+
package cn.edu.tsinghua.iginx.policy.naive;
import cn.edu.tsinghua.iginx.conf.ConfigDescriptor;
@@ -158,7 +176,7 @@ public Pair, List> generateInitialFragmentsA
private Pair>, List>
generateInitialFragmentsAndStorageUnitsByClients(
List paths, KeyInterval keyInterval) {
- Map> fragmentMap = new HashMap<>();
+ Map