HIVE-29688: HiveRelDecorrelator does not support semi-joins with correlation variables only in LHS#6567
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thomasrebele wants to merge 1 commit into
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HIVE-29688: HiveRelDecorrelator does not support semi-joins with correlation variables only in LHS#6567thomasrebele wants to merge 1 commit into
thomasrebele wants to merge 1 commit into
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…elation variables only in LHS
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This is superceded by #6572 so closing it down. If there is some benefit in pursuing the solution here let's open a separate JIRA ticket and continue the discussion there. |
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What changes were proposed in this pull request?
Implement decorrelation of semi-joins, if they contain the correlation variables only in the left-hand side.
Why are the changes needed?
This avoids an IndexOutOfBoundsException.
Does this PR introduce any user-facing change?
No
How was this patch tested?
Q file test