Github user andrewor14 commented on a diff in the pull request: https://github.com/apache/spark/pull/8953#discussion_r41454914 --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/local/HashJoinNode.scala --- @@ -73,10 +60,21 @@ case class HashJoinNode( } } + /** Sets the HashedRelation used by this node. */ + protected def withHashedRelation(hashedRelation: HashedRelation): Unit = { + hashed = hashedRelation + } + + /** + * For nodes that extends this, they can use doOpen to add operations needed in the open method. --- End diff -- I think just the following is good: `Custom open implementation to be overridden by subclasses.`
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