peter-toth commented on a change in pull request #24495: [SPARK-27604][SQL] Add
filter reduction
URL: https://github.com/apache/spark/pull/24495#discussion_r282225784
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/QueryPlanConstraints.scala
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@@ -122,4 +122,193 @@ trait ConstraintHelper {
case _: NullIntolerant =>
expr.children.flatMap(scanNullIntolerantAttribute)
case _ => Seq.empty[Attribute]
}
+
+ def normalizeAndReduceWithConstraints(expression: Expression): Expression =
Review comment:
I've moved all new filter reduction related logic to `FilterReduction`.
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