maheshk114 commented on code in PR #41860:
URL: https://github.com/apache/spark/pull/41860#discussion_r1372716031
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sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/InjectRuntimeFilter.scala:
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@@ -322,9 +332,6 @@ object InjectRuntimeFilter extends Rule[LogicalPlan] with
PredicateHelper with J
isSimpleExpression(l) && isSimpleExpression(r)) {
val oldLeft = newLeft
val oldRight = newRight
- // Check if the current join is a shuffle join or a broadcast join
that
- // has a shuffle below it
- val hasShuffle = isProbablyShuffleJoin(left, right, hint)
Review Comment:
I think, it is a tradeoff. If we move the function call down, then it will
be called for every pair of leftkey-rightkey. So I feel, it is better to keep
it outside the loop.
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