ulysses-you commented on code in PR #37612:
URL: https://github.com/apache/spark/pull/37612#discussion_r955770780
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sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/PropagateEmptyRelation.scala:
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@@ -127,7 +131,13 @@ abstract class PropagateEmptyRelationBase extends
Rule[LogicalPlan] with CastSup
}
// the only case can be matched here is that LogicalQueryStage is empty
- case p: LeafNode if !p.isInstanceOf[LocalRelation] && isEmpty(p) =>
empty(p)
+ case p: LeafNode if !p.isInstanceOf[LocalRelation] && isEmpty(p) =>
+ if (p.getTagValue(ROOT_REPARTITION).isEmpty) {
Review Comment:
it is `LogicalQueryStage` in AQE since the reparition is planned to shuffle
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