Github user viirya commented on a diff in the pull request:
https://github.com/apache/spark/pull/11810#discussion_r57267790
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/basicOperators.scala ---
@@ -79,16 +79,16 @@ case class Filter(condition: Expression, child:
SparkPlan)
// Split out all the IsNotNulls from condition.
private val (notNullPreds, otherPreds) =
splitConjunctivePredicates(condition).partition {
- case IsNotNull(a) if child.output.contains(a) => true
+ case IsNotNull(a) if a.references.subsetOf(child.outputSet) => true
--- End diff --
ah, you are right. With the `NullIntolerant` trait introduced in #11809, we
can solve this easily. Wait for that PR to be ready then we can re-visit this.
Thanks!
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