deniskuzZ commented on code in PR #5262:
URL: https://github.com/apache/hive/pull/5262#discussion_r1938309587
##########
ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/rules/HiveAggregateReduceFunctionsRule.java:
##########
@@ -517,6 +517,12 @@ private RexNode reduceStddev(
rexBuilder.makeCall(
SqlStdOperatorTable.MINUS,
sumArgSquared, avgSumSquaredArg);
+ final RexNode zeroLiteral =
Review Comment:
could be simplified with (remove final)
````
diff = rexBuilder.makeCall(
SqlStdOperatorTable.MAX, diff,
rexBuilder.makeExactLiteral(BigDecimal.ZERO));
````
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