cloud-fan commented on a change in pull request #31792:
URL: https://github.com/apache/spark/pull/31792#discussion_r591022107
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File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/joins/HashJoin.scala
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@@ -137,7 +137,11 @@ trait HashJoin extends JoinCodegenSupport {
UnsafeProjection.create(streamedBoundKeys)
@transient protected[this] lazy val boundCondition = if
(condition.isDefined) {
- Predicate.create(condition.get, streamedPlan.output ++
buildPlan.output).eval _
+ if (joinType == FullOuter && buildSide == BuildLeft) {
Review comment:
can we leave a comment here to give a reference to the actual
implementation so that people understand why the order is different?
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