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Posted to gitbox@hive.apache.org by GitBox <gi...@apache.org> on 2021/09/10 09:47:02 UTC
[GitHub] [hive] kasakrisz opened a new pull request #2632: HIVE-25512: Merge statement does not enforce check constraints
kasakrisz opened a new pull request #2632:
URL: https://github.com/apache/hive/pull/2632
### What changes were proposed in this pull request?
Generate constraint check Filter operator into physical plan for merge statements
### Why are the changes needed?
CBO can not enforce constraint check in case of merge statements
### Does this PR introduce _any_ user-facing change?
Yes. When running some merge statements an error message will appear if a constraint would be violated.
### How was this patch tested?
```
mvn test -Dtest.output.overwrite -DskipSparkTests -Dtest=TestNegativeLlapLocalCliDriver -Dqfile=check_constraint_merge_update.q -pl itests/qtest -Pitests
mvn test -Dtest.output.overwrite -DskipSparkTests -Dtest=TestMiniLlapLocalCliDriver -Dqfile=check_constraint.q -pl itests/qtest -Pitests
```
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[GitHub] [hive] kasakrisz merged pull request #2632: HIVE-25512: Merge statement does not enforce check constraints
Posted by GitBox <gi...@apache.org>.
kasakrisz merged pull request #2632:
URL: https://github.com/apache/hive/pull/2632
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