Github user davies commented on a diff in the pull request:
https://github.com/apache/spark/pull/12820#discussion_r61702404
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/Optimizer.scala
---
@@ -1530,6 +1546,17 @@ object RewritePredicateSubquery extends
Rule[LogicalPlan] with PredicateHelper {
// Note that will almost certainly be planned as a Broadcast
Nested Loop join. Use EXISTS
// if performance matters to you.
Join(p, sub, LeftAnti, Option(Or(anyNull, condition)))
+ case (p, predicate) =>
--- End diff --
yes. If that's needed, we could support that as follow-up PR.
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