cloud-fan commented on a change in pull request #32476:
URL: https://github.com/apache/spark/pull/32476#discussion_r629210993
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File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/joins/SortMergeJoinExec.scala
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@@ -353,12 +353,37 @@ case class SortMergeJoinExec(
}
}
- override def supportCodegen: Boolean = {
- joinType.isInstanceOf[InnerLike]
+ private lazy val (streamedPlan, bufferedPlan) = joinType match {
+ case _: InnerLike | LeftOuter => (left, right)
+ case RightOuter => (right, left)
+ case x =>
+ throw new IllegalArgumentException(
+ s"SortMergeJoin.streamedPlan/bufferedPlan should not take $x as the
JoinType")
Review comment:
+1
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