maryannxue commented on a change in pull request #30494:
URL: https://github.com/apache/spark/pull/30494#discussion_r530490828
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File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/adaptive/OptimizeSkewedJoin.scala
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@@ -55,6 +55,11 @@ import org.apache.spark.sql.internal.SQLConf
*/
object OptimizeSkewedJoin extends Rule[SparkPlan] {
+ /**
+ * The list of [[ShuffleOrigin]]s supported by this rule.
+ */
+ val supportedShuffleOrigins: Seq[ShuffleOrigin] = Seq(ENSURE_REQUIREMENTS)
Review comment:
Yes, we better do, to make it more robust, although it's not really
necessary here as we exclude these rules if there's been a repartition shuffle.
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