deniskuzZ commented on code in PR #5262:
URL: https://github.com/apache/hive/pull/5262#discussion_r1683425280
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ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/rules/HiveAggregateReduceFunctionsRule.java:
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@@ -540,7 +546,7 @@ private RexNode reduceStddev(
final RexNode div =
rexBuilder.makeCall(
- SqlStdOperatorTable.DIVIDE, diff, denominator);
+ SqlStdOperatorTable.DIVIDE, correctedDiff, denominator);
Review Comment:
are we dividing on 0 here when `diff<0` ?
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