Github user viirya commented on a diff in the pull request: https://github.com/apache/spark/pull/11260#discussion_r53581595 --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/basicOperators.scala --- @@ -260,6 +260,20 @@ case class Join( condition: Option[Expression]) extends BinaryNode with PredicateHelper { + private def isBrocastHint(plan: LogicalPlan): Boolean = { --- End diff -- yeah, I see. But as we need to add two broadcast hint for left and right plans. Considering Join is broadly used in many places as pattern matching usage, I am afraid that we need to change too many places for this change.
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