Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/14815#discussion_r76334971
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/Optimizer.scala
---
@@ -1386,15 +1386,17 @@ object EliminateOuterJoin extends Rule[LogicalPlan]
with PredicateHelper {
object PushPredicateThroughJoin extends Rule[LogicalPlan] with
PredicateHelper {
/**
* Splits join condition expressions into three categories based on the
attributes required
--- End diff --
It sounds like this PR is targeting both join conditions and filter
predicates. Could you update the code comment of this line and the title of the
PR?
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