Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/11406#discussion_r55307963
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/Optimizer.scala
---
@@ -769,6 +770,28 @@ object CombineFilters extends Rule[LogicalPlan] {
}
/**
+ * Remove all the deterministic conditions in a [[Filter]] that are
guaranteed to be true
+ * given the constraints on the child's output.
+ */
+object PruneFilters extends Rule[LogicalPlan] with PredicateHelper {
--- End diff --
Sure, will do it. Thanks!
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