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Posted to dev@hive.apache.org by Vineet Garg <vg...@hortonworks.com> on 2018/11/08 00:15:05 UTC

Review Request 69294: HIVE-20826 Enhance HiveSemiJoin rule to convert join + group by on left side to Left Semi Join

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https://reviews.apache.org/r/69294/
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Review request for hive and Ashutosh Chauhan.


Bugs: HIVE-20826
    https://issues.apache.org/jira/browse/HIVE-20826


Repository: hive-git


Description
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See jira


Diffs
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  ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/rules/HiveSemiJoinRule.java 7799090d43 
  ql/src/java/org/apache/hadoop/hive/ql/parse/CalcitePlanner.java 11c8f5f02c 
  ql/src/test/queries/clientpositive/semijoin.q 144069bbe6 
  ql/src/test/results/clientpositive/llap/semijoin.q.out 531ef46c78 
  ql/src/test/results/clientpositive/perf/tez/cbo_query14.q.out 9bb4f2e7f2 
  ql/src/test/results/clientpositive/perf/tez/query14.q.out c078c271ec 
  ql/src/test/results/clientpositive/spark/semijoin.q.out a787bce4b4 


Diff: https://reviews.apache.org/r/69294/diff/1/


Testing
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Thanks,

Vineet Garg