jcamachor commented on a change in pull request #1878:
URL: https://github.com/apache/hive/pull/1878#discussion_r564892982
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File path: ql/src/test/results/clientpositive/llap/subquery_in.q.out
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@@ -1805,22 +1833,38 @@ STAGE PLANS:
Filter Operator
predicate: _col1 is not null (type: boolean)
Statistics: Num rows: 13 Data size: 52 Basic stats:
COMPLETE Column stats: COMPLETE
- Select Operator
- expressions: _col1 (type: int)
+ Group By Operator
+ keys: _col1 (type: int)
+ minReductionHashAggr: 0.53846157
+ mode: hash
outputColumnNames: _col0
- Statistics: Num rows: 13 Data size: 52 Basic stats:
COMPLETE Column stats: COMPLETE
- Group By Operator
- keys: _col0 (type: int)
- minReductionHashAggr: 0.53846157
- mode: hash
- outputColumnNames: _col0
+ Statistics: Num rows: 6 Data size: 24 Basic stats:
COMPLETE Column stats: COMPLETE
+ Reduce Output Operator
+ key expressions: _col0 (type: int)
+ null sort order: z
+ sort order: +
+ Map-reduce partition columns: _col0 (type: int)
Statistics: Num rows: 6 Data size: 24 Basic stats:
COMPLETE Column stats: COMPLETE
- Reduce Output Operator
- key expressions: _col0 (type: int)
- null sort order: z
- sort order: +
- Map-reduce partition columns: _col0 (type: int)
- Statistics: Num rows: 6 Data size: 24 Basic stats:
COMPLETE Column stats: COMPLETE
+ Reducer 4
+ Execution mode: vectorized, llap
Review comment:
This one is slightly different, it needs further exploration. We end up
with an additional group by (map+reduce side). This may be due to change in
Calcite plan.
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