kgyrtkirk commented on a change in pull request #1453:
URL: https://github.com/apache/hive/pull/1453#discussion_r482770439
##########
File path:
ql/src/java/org/apache/hadoop/hive/ql/optimizer/correlation/ReduceSinkDeDuplicationUtils.java
##########
@@ -570,7 +570,7 @@ protected static boolean aggressiveDedup(ReduceSinkOperator
cRS, ReduceSinkOpera
return false;
}
}
- cRS.getConf().setKeyCols(ExprNodeDescUtils.backtrack(cKeysInParentRS, cRS,
pRS));
+ cRS.getConf().setKeyCols(cKeysInParentRS);
Review comment:
this seems to be a 3 year old typo; I wonder why it didn't surfaced
earlier
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