cloud-fan commented on code in PR #43111:
URL: https://github.com/apache/spark/pull/43111#discussion_r1347540658
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sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/DecorrelateInnerQuery.scala:
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@@ -461,6 +462,22 @@ object DecorrelateInnerQuery extends PredicateHelper {
p.mapChildren(rewriteDomainJoins(outerPlan, _, conditions))
}
+ private def isCountBugFree(aggregateExpressions: Seq[NamedExpression]):
Boolean = {
Review Comment:
Since this is only used in the new code path, it's fine to improve it when
we consolidate the code later.
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