diff --git a/sdk/synapse/azure-resourcemanager-synapse/CHANGELOG.md b/sdk/synapse/azure-resourcemanager-synapse/CHANGELOG.md
index 28bf85fcc700..1cb66174177a 100644
--- a/sdk/synapse/azure-resourcemanager-synapse/CHANGELOG.md
+++ b/sdk/synapse/azure-resourcemanager-synapse/CHANGELOG.md
@@ -1,6 +1,8 @@
 # Release History
 
-## 1.0.0-beta.4 (Unreleased)
+## 1.0.0-beta.1 (2021-10-14)
+
+- Azure Resource Manager Synapse client library for Java. This package contains Microsoft Azure SDK for Synapse Management SDK. Azure Synapse Analytics Management Client. Package tag package-composite-v2. For documentation on how to use this package, please see [Azure Management Libraries for Java](https://aka.ms/azsdk/java/mgmt).
 
 ### Features Added
 
diff --git a/sdk/synapse/azure-resourcemanager-synapse/README.md b/sdk/synapse/azure-resourcemanager-synapse/README.md
index 339ec20d40a5..864c09378d34 100644
--- a/sdk/synapse/azure-resourcemanager-synapse/README.md
+++ b/sdk/synapse/azure-resourcemanager-synapse/README.md
@@ -32,7 +32,7 @@ Various documentation is available to help you get started
 <dependency>
     <groupId>com.azure.resourcemanager</groupId>
     <artifactId>azure-resourcemanager-synapse</artifactId>
-    <version>1.0.0-beta.3</version>
+    <version>1.0.0-beta.4</version>
 </dependency>
 ```
 [//]: # ({x-version-update-end})
diff --git a/sdk/synapse/azure-resourcemanager-synapse/SAMPLE.md b/sdk/synapse/azure-resourcemanager-synapse/SAMPLE.md
index d97fce07b02f..73419f32f015 100644
--- a/sdk/synapse/azure-resourcemanager-synapse/SAMPLE.md
+++ b/sdk/synapse/azure-resourcemanager-synapse/SAMPLE.md
@@ -5501,6 +5501,7 @@ public final class SqlPoolWorkloadGroupListSamples {
 ### SqlPools_Create
 
 ```java
+import com.azure.resourcemanager.synapse.models.CreateMode;
 import com.azure.resourcemanager.synapse.models.Sku;
 import com.azure.resourcemanager.synapse.models.StorageAccountType;
 import java.util.HashMap;
@@ -5528,7 +5529,7 @@ public final class SqlPoolsCreateSamples {
             .withCollation("")
             .withSourceDatabaseId("")
             .withRecoverableDatabaseId("")
-            .withCreateMode("")
+            .withCreateMode(CreateMode.fromString(""))
             .withStorageAccountType(StorageAccountType.LRS)
             .create();
     }
@@ -5699,6 +5700,7 @@ public final class SqlPoolsResumeSamples {
 
 ```java
 import com.azure.core.util.Context;
+import com.azure.resourcemanager.synapse.models.CreateMode;
 import com.azure.resourcemanager.synapse.models.Sku;
 import com.azure.resourcemanager.synapse.models.SqlPool;
 import java.time.OffsetDateTime;
@@ -5730,7 +5732,7 @@ public final class SqlPoolsUpdateSamples {
             .withSourceDatabaseId("")
             .withRecoverableDatabaseId("")
             .withRestorePointInTime(OffsetDateTime.parse("1970-01-01T00:00:00.000Z"))
-            .withCreateMode("")
+            .withCreateMode(CreateMode.fromString(""))
             .withCreationDate(OffsetDateTime.parse("1970-01-01T00:00:00.000Z"))
             .apply();
     }
diff --git a/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/SynapseManager.java b/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/SynapseManager.java
index 2362f42abdfa..139339b375ba 100644
--- a/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/SynapseManager.java
+++ b/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/SynapseManager.java
@@ -458,7 +458,7 @@ public SynapseManager authenticate(TokenCredential credential, AzureProfile prof
                 .append("-")
                 .append("com.azure.resourcemanager.synapse")
                 .append("/")
-                .append("1.0.0-beta.3");
+                .append("1.0.0-beta.1");
             if (!Configuration.getGlobalConfiguration().get("AZURE_TELEMETRY_DISABLED", false)) {
                 userAgentBuilder
                     .append(" (")
diff --git a/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/fluent/models/EventHubConnectionProperties.java b/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/fluent/models/EventHubConnectionProperties.java
index 2528ded25597..15dc22c67a2d 100644
--- a/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/fluent/models/EventHubConnectionProperties.java
+++ b/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/fluent/models/EventHubConnectionProperties.java
@@ -69,6 +69,13 @@ public final class EventHubConnectionProperties {
     @JsonProperty(value = "provisioningState", access = JsonProperty.Access.WRITE_ONLY)
     private ResourceProvisioningState provisioningState;
 
+    /*
+     * The resource ID of a managed identity (system or user assigned) to be
+     * used to authenticate with event hub.
+     */
+    @JsonProperty(value = "managedIdentityResourceId")
+    private String managedIdentityResourceId;
+
     /**
      * Get the eventHubResourceId property: The resource ID of the event hub to be used to create a data connection.
      *
@@ -224,6 +231,28 @@ public ResourceProvisioningState provisioningState() {
         return this.provisioningState;
     }
 
+    /**
+     * Get the managedIdentityResourceId property: The resource ID of a managed identity (system or user assigned) to be
+     * used to authenticate with event hub.
+     *
+     * @return the managedIdentityResourceId value.
+     */
+    public String managedIdentityResourceId() {
+        return this.managedIdentityResourceId;
+    }
+
+    /**
+     * Set the managedIdentityResourceId property: The resource ID of a managed identity (system or user assigned) to be
+     * used to authenticate with event hub.
+     *
+     * @param managedIdentityResourceId the managedIdentityResourceId value to set.
+     * @return the EventHubConnectionProperties object itself.
+     */
+    public EventHubConnectionProperties withManagedIdentityResourceId(String managedIdentityResourceId) {
+        this.managedIdentityResourceId = managedIdentityResourceId;
+        return this;
+    }
+
     /**
      * Validates the instance.
      *
diff --git a/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/fluent/models/SqlPoolInner.java b/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/fluent/models/SqlPoolInner.java
index 47d9f5ef548a..3dd5ecd2f5d3 100644
--- a/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/fluent/models/SqlPoolInner.java
+++ b/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/fluent/models/SqlPoolInner.java
@@ -7,6 +7,7 @@
 import com.azure.core.annotation.Fluent;
 import com.azure.core.management.Resource;
 import com.azure.core.util.logging.ClientLogger;
+import com.azure.resourcemanager.synapse.models.CreateMode;
 import com.azure.resourcemanager.synapse.models.Sku;
 import com.azure.resourcemanager.synapse.models.StorageAccountType;
 import com.fasterxml.jackson.annotation.JsonIgnore;
@@ -236,21 +237,45 @@ public SqlPoolInner withRestorePointInTime(OffsetDateTime restorePointInTime) {
     }
 
     /**
-     * Get the createMode property: What is this?.
+     * Get the createMode property: Specifies the mode of sql pool creation.
+     *
+     * <p>Default: regular sql pool creation.
+     *
+     * <p>PointInTimeRestore: Creates a sql pool by restoring a point in time backup of an existing sql pool.
+     * sourceDatabaseId must be specified as the resource ID of the existing sql pool, and restorePointInTime must be
+     * specified.
+     *
+     * <p>Recovery: Creates a sql pool by a geo-replicated backup. sourceDatabaseId must be specified as the
+     * recoverableDatabaseId to restore.
+     *
+     * <p>Restore: Creates a sql pool by restoring a backup of a deleted sql pool. SourceDatabaseId should be the sql
+     * pool's original resource ID. SourceDatabaseId and sourceDatabaseDeletionDate must be specified.
      *
      * @return the createMode value.
      */
-    public String createMode() {
+    public CreateMode createMode() {
         return this.innerProperties() == null ? null : this.innerProperties().createMode();
     }
 
     /**
-     * Set the createMode property: What is this?.
+     * Set the createMode property: Specifies the mode of sql pool creation.
+     *
+     * <p>Default: regular sql pool creation.
+     *
+     * <p>PointInTimeRestore: Creates a sql pool by restoring a point in time backup of an existing sql pool.
+     * sourceDatabaseId must be specified as the resource ID of the existing sql pool, and restorePointInTime must be
+     * specified.
+     *
+     * <p>Recovery: Creates a sql pool by a geo-replicated backup. sourceDatabaseId must be specified as the
+     * recoverableDatabaseId to restore.
+     *
+     * <p>Restore: Creates a sql pool by restoring a backup of a deleted sql pool. SourceDatabaseId should be the sql
+     * pool's original resource ID. SourceDatabaseId and sourceDatabaseDeletionDate must be specified.
      *
      * @param createMode the createMode value to set.
      * @return the SqlPoolInner object itself.
      */
-    public SqlPoolInner withCreateMode(String createMode) {
+    public SqlPoolInner withCreateMode(CreateMode createMode) {
         if (this.innerProperties() == null) {
             this.innerProperties = new SqlPoolResourceProperties();
         }
diff --git a/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/fluent/models/SqlPoolResourceProperties.java b/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/fluent/models/SqlPoolResourceProperties.java
index c04bc2ed548a..f047c0959ae9 100644
--- a/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/fluent/models/SqlPoolResourceProperties.java
+++ b/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/fluent/models/SqlPoolResourceProperties.java
@@ -6,6 +6,7 @@
 
 import com.azure.core.annotation.Fluent;
 import com.azure.core.util.logging.ClientLogger;
+import com.azure.resourcemanager.synapse.models.CreateMode;
 import com.azure.resourcemanager.synapse.models.StorageAccountType;
 import com.fasterxml.jackson.annotation.JsonIgnore;
 import com.fasterxml.jackson.annotation.JsonProperty;
@@ -59,10 +60,25 @@ public final class SqlPoolResourceProperties {
     private OffsetDateTime restorePointInTime;
 
     /*
-     * What is this?
+     * Specifies the mode of sql pool creation.
+     *
+     * Default: regular sql pool creation.
+     *
+     * PointInTimeRestore: Creates a sql pool by restoring a point in time
+     * backup of an existing sql pool. sourceDatabaseId must be specified as
+     * the resource ID of the existing sql pool, and restorePointInTime must be
+     * specified.
+     *
+     * Recovery: Creates a sql pool by a geo-replicated backup.
+     * sourceDatabaseId  must be specified as the recoverableDatabaseId to
+     * restore.
+     *
+     * Restore: Creates a sql pool by restoring a backup of a deleted sql
+     * pool. SourceDatabaseId should be the sql pool's original resource ID.
+     * SourceDatabaseId and sourceDatabaseDeletionDate must be specified.
      */
     @JsonProperty(value = "createMode")
-    private String createMode;
+    private CreateMode createMode;
 
     /*
      * Date the SQL pool was created
@@ -223,21 +239,45 @@ public SqlPoolResourceProperties withRestorePointInTime(OffsetDateTime restorePo
     }
 
     /**
-     * Get the createMode property: What is this?.
+     * Get the createMode property: Specifies the mode of sql pool creation.
+     *
+     * <p>Default: regular sql pool creation.
+     *
+     * <p>PointInTimeRestore: Creates a sql pool by restoring a point in time backup of an existing sql pool.
+     * sourceDatabaseId must be specified as the resource ID of the existing sql pool, and restorePointInTime must be
+     * specified.
+     *
+     * <p>Recovery: Creates a sql pool by a geo-replicated backup. sourceDatabaseId must be specified as the
+     * recoverableDatabaseId to restore.
+     *
+     * <p>Restore: Creates a sql pool by restoring a backup of a deleted sql pool. SourceDatabaseId should be the sql
+     * pool's original resource ID. SourceDatabaseId and sourceDatabaseDeletionDate must be specified.
      *
      * @return the createMode value.
      */
-    public String createMode() {
+    public CreateMode createMode() {
         return this.createMode;
     }
 
     /**
-     * Set the createMode property: What is this?.
+     * Set the createMode property: Specifies the mode of sql pool creation.
+     *
+     * <p>Default: regular sql pool creation.
+     *
+     * <p>PointInTimeRestore: Creates a sql pool by restoring a point in time backup of an existing sql pool.
+     * sourceDatabaseId must be specified as the resource ID of the existing sql pool, and restorePointInTime must be
+     * specified.
+     *
+     * <p>Recovery: Creates a sql pool by a geo-replicated backup. sourceDatabaseId must be specified as the
+     * recoverableDatabaseId to restore.
+     *
+     * <p>Restore: Creates a sql pool by restoring a backup of a deleted sql pool. SourceDatabaseId should be the sql
+     * pool's original resource ID. SourceDatabaseId and sourceDatabaseDeletionDate must be specified.
      *
      * @param createMode the createMode value to set.
      * @return the SqlPoolResourceProperties object itself.
      */
-    public SqlPoolResourceProperties withCreateMode(String createMode) {
+    public SqlPoolResourceProperties withCreateMode(CreateMode createMode) {
         this.createMode = createMode;
         return this;
     }
diff --git a/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/implementation/SqlPoolImpl.java b/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/implementation/SqlPoolImpl.java
index 5ee980278f08..91b255319d0b 100644
--- a/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/implementation/SqlPoolImpl.java
+++ b/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/implementation/SqlPoolImpl.java
@@ -8,6 +8,7 @@
 import com.azure.core.management.Region;
 import com.azure.core.util.Context;
 import com.azure.resourcemanager.synapse.fluent.models.SqlPoolInner;
+import com.azure.resourcemanager.synapse.models.CreateMode;
 import com.azure.resourcemanager.synapse.models.ResourceMoveDefinition;
 import com.azure.resourcemanager.synapse.models.Sku;
 import com.azure.resourcemanager.synapse.models.SqlPool;
@@ -79,7 +80,7 @@ public OffsetDateTime restorePointInTime() {
         return this.innerModel().restorePointInTime();
     }
 
-    public String createMode() {
+    public CreateMode createMode() {
         return this.innerModel().createMode();
     }
 
@@ -328,7 +329,7 @@ public SqlPoolImpl withRestorePointInTime(OffsetDateTime restorePointInTime) {
         }
     }
 
-    public SqlPoolImpl withCreateMode(String createMode) {
+    public SqlPoolImpl withCreateMode(CreateMode createMode) {
         if (isInCreateMode()) {
             this.innerModel().withCreateMode(createMode);
             return this;
diff --git a/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/models/CreateMode.java b/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/models/CreateMode.java
new file mode 100644
index 000000000000..f766fbbd159b
--- /dev/null
+++ b/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/models/CreateMode.java
@@ -0,0 +1,40 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License.
+// Code generated by Microsoft (R) AutoRest Code Generator.
+
+package com.azure.resourcemanager.synapse.models;
+
+import com.azure.core.util.ExpandableStringEnum;
+import com.fasterxml.jackson.annotation.JsonCreator;
+import java.util.Collection;
+
+/** Defines values for CreateMode. */
+public final class CreateMode extends ExpandableStringEnum<CreateMode> {
+    /** Static value Default for CreateMode. */
+    public static final CreateMode DEFAULT = fromString("Default");
+
+    /** Static value PointInTimeRestore for CreateMode. */
+    public static final CreateMode POINT_IN_TIME_RESTORE = fromString("PointInTimeRestore");
+
+    /** Static value Recovery for CreateMode. */
+    public static final CreateMode RECOVERY = fromString("Recovery");
+
+    /** Static value Restore for CreateMode. */
+    public static final CreateMode RESTORE = fromString("Restore");
+
+    /**
+     * Creates or finds a CreateMode from its string representation.
+     *
+     * @param name a name to look for.
+     * @return the corresponding CreateMode.
+     */
+    @JsonCreator
+    public static CreateMode fromString(String name) {
+        return fromString(name, CreateMode.class);
+    }
+
+    /** @return known CreateMode values. */
+    public static Collection<CreateMode> values() {
+        return values(CreateMode.class);
+    }
+}
diff --git a/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/models/EventHubDataConnection.java b/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/models/EventHubDataConnection.java
index 571c8baf7592..5df7b56912b1 100644
--- a/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/models/EventHubDataConnection.java
+++ b/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/models/EventHubDataConnection.java
@@ -219,6 +219,31 @@ public ResourceProvisioningState provisioningState() {
         return this.innerProperties() == null ? null : this.innerProperties().provisioningState();
     }
 
+    /**
+     * Get the managedIdentityResourceId property: The resource ID of a managed identity (system or user assigned) to be
+     * used to authenticate with event hub.
+     *
+     * @return the managedIdentityResourceId value.
+     */
+    public String managedIdentityResourceId() {
+        return this.innerProperties() == null ? null : this.innerProperties().managedIdentityResourceId();
+    }
+
+    /**
+     * Set the managedIdentityResourceId property: The resource ID of a managed identity (system or user assigned) to be
+     * used to authenticate with event hub.
+     *
+     * @param managedIdentityResourceId the managedIdentityResourceId value to set.
+     * @return the EventHubDataConnection object itself.
+     */
+    public EventHubDataConnection withManagedIdentityResourceId(String managedIdentityResourceId) {
+        if (this.innerProperties() == null) {
+            this.innerProperties = new EventHubConnectionProperties();
+        }
+        this.innerProperties().withManagedIdentityResourceId(managedIdentityResourceId);
+        return this;
+    }
+
     /**
      * Validates the instance.
      *
diff --git a/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/models/SqlPool.java b/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/models/SqlPool.java
index 21a9b6932c81..f2b2f902c63b 100644
--- a/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/models/SqlPool.java
+++ b/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/models/SqlPool.java
@@ -105,11 +105,23 @@ public interface SqlPool {
     OffsetDateTime restorePointInTime();
 
     /**
-     * Gets the createMode property: What is this?.
+     * Gets the createMode property: Specifies the mode of sql pool creation.
+     *
+     * <p>Default: regular sql pool creation.
+     *
+     * <p>PointInTimeRestore: Creates a sql pool by restoring a point in time backup of an existing sql pool.
+     * sourceDatabaseId must be specified as the resource ID of the existing sql pool, and restorePointInTime must be
+     * specified.
+     *
+     * <p>Recovery: Creates a sql pool by a geo-replicated backup. sourceDatabaseId must be specified as the
+     * recoverableDatabaseId to restore.
+     *
+     * <p>Restore: Creates a sql pool by restoring a backup of a deleted sql pool. SourceDatabaseId should be the sql
+     * pool's original resource ID. SourceDatabaseId and sourceDatabaseDeletionDate must be specified.
      *
      * @return the createMode value.
      */
-    String createMode();
+    CreateMode createMode();
 
     /**
      * Gets the creationDate property: Date the SQL pool was created.
@@ -320,12 +332,33 @@ interface WithRestorePointInTime {
         /** The stage of the SqlPool definition allowing to specify createMode. */
         interface WithCreateMode {
             /**
-             * Specifies the createMode property: What is this?.
+             * Specifies the createMode property: Specifies the mode of sql pool creation.
+             *
+             * <p>Default: regular sql pool creation.
+             *
+             * <p>PointInTimeRestore: Creates a sql pool by restoring a point in time backup of an existing sql pool.
+             * sourceDatabaseId must be specified as the resource ID of the existing sql pool, and restorePointInTime
+             * must be specified.
              *
-             * @param createMode What is this?.
+             * <p>Recovery: Creates a sql pool by a geo-replicated backup. sourceDatabaseId must be specified as the
+             * recoverableDatabaseId to restore.
+             *
+             * <p>Restore: Creates a sql pool by restoring a backup of a deleted sql pool. SourceDatabaseId should be
+             * the sql pool's original resource ID. SourceDatabaseId and sourceDatabaseDeletionDate must be specified..
+             *
+             * @param createMode Specifies the mode of sql pool creation.
+             *     <p>Default: regular sql pool creation.
+             *     <p>PointInTimeRestore: Creates a sql pool by restoring a point in time backup of an existing sql
+             *     pool. sourceDatabaseId must be specified as the resource ID of the existing sql pool, and
+             *     restorePointInTime must be specified.
+             *     <p>Recovery: Creates a sql pool by a geo-replicated backup. sourceDatabaseId must be specified as the
+             *     recoverableDatabaseId to restore.
+             *     <p>Restore: Creates a sql pool by restoring a backup of a deleted sql pool. SourceDatabaseId should
+             *     be the sql pool's original resource ID. SourceDatabaseId and sourceDatabaseDeletionDate must be
+             *     specified.
              * @return the next definition stage.
              */
-            WithCreate withCreateMode(String createMode);
+            WithCreate withCreateMode(CreateMode createMode);
         }
         /** The stage of the SqlPool definition allowing to specify creationDate. */
         interface WithCreationDate {
@@ -491,12 +524,33 @@ interface WithRestorePointInTime {
         /** The stage of the SqlPool update allowing to specify createMode. */
         interface WithCreateMode {
             /**
-             * Specifies the createMode property: What is this?.
+             * Specifies the createMode property: Specifies the mode of sql pool creation.
+             *
+             * <p>Default: regular sql pool creation.
+             *
+             * <p>PointInTimeRestore: Creates a sql pool by restoring a point in time backup of an existing sql pool.
+             * sourceDatabaseId must be specified as the resource ID of the existing sql pool, and restorePointInTime
+             * must be specified.
+             *
+             * <p>Recovery: Creates a sql pool by a geo-replicated backup. sourceDatabaseId must be specified as the
+             * recoverableDatabaseId to restore.
+             *
+             * <p>Restore: Creates a sql pool by restoring a backup of a deleted sql pool. SourceDatabaseId should be
+             * the sql pool's original resource ID. SourceDatabaseId and sourceDatabaseDeletionDate must be specified..
              *
-             * @param createMode What is this?.
+             * @param createMode Specifies the mode of sql pool creation.
+             *     <p>Default: regular sql pool creation.
+             *     <p>PointInTimeRestore: Creates a sql pool by restoring a point in time backup of an existing sql
+             *     pool. sourceDatabaseId must be specified as the resource ID of the existing sql pool, and
+             *     restorePointInTime must be specified.
+             *     <p>Recovery: Creates a sql pool by a geo-replicated backup. sourceDatabaseId must be specified as the
+             *     recoverableDatabaseId to restore.
+             *     <p>Restore: Creates a sql pool by restoring a backup of a deleted sql pool. SourceDatabaseId should
+             *     be the sql pool's original resource ID. SourceDatabaseId and sourceDatabaseDeletionDate must be
+             *     specified.
              * @return the next definition stage.
              */
-            Update withCreateMode(String createMode);
+            Update withCreateMode(CreateMode createMode);
         }
         /** The stage of the SqlPool update allowing to specify creationDate. */
         interface WithCreationDate {
diff --git a/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/models/SqlPoolPatchInfo.java b/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/models/SqlPoolPatchInfo.java
index 7d7642524a5e..b8d3fa720134 100644
--- a/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/models/SqlPoolPatchInfo.java
+++ b/sdk/synapse/azure-resourcemanager-synapse/src/main/java/com/azure/resourcemanager/synapse/models/SqlPoolPatchInfo.java
@@ -274,21 +274,45 @@ public SqlPoolPatchInfo withRestorePointInTime(OffsetDateTime restorePointInTime
     }
 
     /**
-     * Get the createMode property: What is this?.
+     * Get the createMode property: Specifies the mode of sql pool creation.
+     *
+     * <p>Default: regular sql pool creation.
+     *
+     * <p>PointInTimeRestore: Creates a sql pool by restoring a point in time backup of an existing sql pool.
+     * sourceDatabaseId must be specified as the resource ID of the existing sql pool, and restorePointInTime must be
+     * specified.
+     *
+     * <p>Recovery: Creates a sql pool by a geo-replicated backup. sourceDatabaseId must be specified as the
+     * recoverableDatabaseId to restore.
+     *
+     * <p>Restore: Creates a sql pool by restoring a backup of a deleted sql pool. SourceDatabaseId should be the sql
+     * pool's original resource ID. SourceDatabaseId and sourceDatabaseDeletionDate must be specified.
      *
      * @return the createMode value.
      */
-    public String createMode() {
+    public CreateMode createMode() {
         return this.innerProperties() == null ? null : this.innerProperties().createMode();
     }
 
     /**
-     * Set the createMode property: What is this?.
+     * Set the createMode property: Specifies the mode of sql pool creation.
+     *
+     * <p>Default: regular sql pool creation.
+     *
+     * <p>PointInTimeRestore: Creates a sql pool by restoring a point in time backup of an existing sql pool.
+     * sourceDatabaseId must be specified as the resource ID of the existing sql pool, and restorePointInTime must be
+     * specified.
+     *
+     * <p>Recovery: Creates a sql pool by a geo-replicated backup. sourceDatabaseId must be specified as the
+     * recoverableDatabaseId to restore.
+     *
+     * <p>Restore: Creates a sql pool by restoring a backup of a deleted sql pool. SourceDatabaseId should be the sql
+     * pool's original resource ID. SourceDatabaseId and sourceDatabaseDeletionDate must be specified.
      *
      * @param createMode the createMode value to set.
      * @return the SqlPoolPatchInfo object itself.
      */
-    public SqlPoolPatchInfo withCreateMode(String createMode) {
+    public SqlPoolPatchInfo withCreateMode(CreateMode createMode) {
         if (this.innerProperties() == null) {
             this.innerProperties = new SqlPoolResourceProperties();
         }
diff --git a/sdk/synapse/azure-resourcemanager-synapse/src/samples/java/com/azure/resourcemanager/synapse/generated/SqlPoolsCreateSamples.java b/sdk/synapse/azure-resourcemanager-synapse/src/samples/java/com/azure/resourcemanager/synapse/generated/SqlPoolsCreateSamples.java
index cf00299a1f28..d30eb5e802e7 100644
--- a/sdk/synapse/azure-resourcemanager-synapse/src/samples/java/com/azure/resourcemanager/synapse/generated/SqlPoolsCreateSamples.java
+++ b/sdk/synapse/azure-resourcemanager-synapse/src/samples/java/com/azure/resourcemanager/synapse/generated/SqlPoolsCreateSamples.java
@@ -4,6 +4,7 @@
 
 package com.azure.resourcemanager.synapse.generated;
 
+import com.azure.resourcemanager.synapse.models.CreateMode;
 import com.azure.resourcemanager.synapse.models.Sku;
 import com.azure.resourcemanager.synapse.models.StorageAccountType;
 import java.util.HashMap;
@@ -31,7 +32,7 @@ public static void createASQLAnalyticsPool(com.azure.resourcemanager.synapse.Syn
             .withCollation("")
             .withSourceDatabaseId("")
             .withRecoverableDatabaseId("")
-            .withCreateMode("")
+            .withCreateMode(CreateMode.fromString(""))
             .withStorageAccountType(StorageAccountType.LRS)
             .create();
     }
diff --git a/sdk/synapse/azure-resourcemanager-synapse/src/samples/java/com/azure/resourcemanager/synapse/generated/SqlPoolsUpdateSamples.java b/sdk/synapse/azure-resourcemanager-synapse/src/samples/java/com/azure/resourcemanager/synapse/generated/SqlPoolsUpdateSamples.java
index b4d0debef7a2..8a71c5cde510 100644
--- a/sdk/synapse/azure-resourcemanager-synapse/src/samples/java/com/azure/resourcemanager/synapse/generated/SqlPoolsUpdateSamples.java
+++ b/sdk/synapse/azure-resourcemanager-synapse/src/samples/java/com/azure/resourcemanager/synapse/generated/SqlPoolsUpdateSamples.java
@@ -5,6 +5,7 @@
 package com.azure.resourcemanager.synapse.generated;
 
 import com.azure.core.util.Context;
+import com.azure.resourcemanager.synapse.models.CreateMode;
 import com.azure.resourcemanager.synapse.models.Sku;
 import com.azure.resourcemanager.synapse.models.SqlPool;
 import java.time.OffsetDateTime;
@@ -36,7 +37,7 @@ public static void updateASQLAnalyticsPool(com.azure.resourcemanager.synapse.Syn
             .withSourceDatabaseId("")
             .withRecoverableDatabaseId("")
             .withRestorePointInTime(OffsetDateTime.parse("1970-01-01T00:00:00.000Z"))
-            .withCreateMode("")
+            .withCreateMode(CreateMode.fromString(""))
             .withCreationDate(OffsetDateTime.parse("1970-01-01T00:00:00.000Z"))
             .apply();
     }