ulysses-you commented on a change in pull request #32816:
URL: https://github.com/apache/spark/pull/32816#discussion_r696399833
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File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/adaptive/OptimizeSkewedJoin.scala
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@@ -258,7 +258,8 @@ object OptimizeSkewedJoin extends AQEShuffleReadRule {
object ShuffleStage {
def unapply(plan: SparkPlan): Option[ShuffleQueryStageExec] = plan match {
- case s: ShuffleQueryStageExec if s.mapStats.isDefined &&
isSupported(s.shuffle) =>
+ case s: ShuffleQueryStageExec if s.isMaterialized &&
s.mapStats.isDefined &&
+ isSupported(s.shuffle) =>
Review comment:
removed the `AQEShuffleReadRule` and simplify the condition inline
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