kgyrtkirk commented on a change in pull request #819: HIVE-22363
ReduceDeduplication may leave an invalid GroupByOperator behind in some cases
URL: https://github.com/apache/hive/pull/819#discussion_r337499849
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File path: ql/src/test/results/clientpositive/autoColumnStats_7.q.out
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@@ -48,7 +48,7 @@ STAGE PLANS:
Reduce Output Operator
key expressions: _col0 (type: string), _col1 (type: string)
sort order: ++
- Map-reduce partition columns: _col0 (type: string)
+ Map-reduce partition columns: _col0 (type: string), _col1
(type: string)
Review comment:
hmm...there is also a `count(DISTINCT substr(src_temp.value,5))` and the
`_col1` grouping seems to be working on `substr(src_temp.value,5)`
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