vineetgarg02 commented on a change in pull request #1878:
URL: https://github.com/apache/hive/pull/1878#discussion_r564896074
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File path: ql/src/test/results/clientpositive/llap/subquery_in.q.out
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@@ -408,12 +408,18 @@ STAGE PLANS:
expressions: (UDFToDouble(_col0) / _col1) (type: double)
outputColumnNames: _col0
Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE
Column stats: COMPLETE
- Reduce Output Operator
- key expressions: _col0 (type: double)
- null sort order: z
- sort order: +
- Map-reduce partition columns: _col0 (type: double)
+ Group By Operator
Review comment:
We have `HiveSemiJoinRule` that converts JOIN+GBY into Semi Join. I
figured that rule is probably not kicking in leaving GBY as it is.
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