Github user viirya commented on a diff in the pull request:
https://github.com/apache/spark/pull/11810#discussion_r56742405
--- 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
case _ => false
}
// The columns that will filtered out by `IsNotNull` could be considered
as not nullable.
- private val notNullAttributes = notNullPreds.flatMap(_.references)
+ private val notNullAttributes =
notNullPreds.flatMap(_.references).distinct.map(_.exprId)
--- End diff --
The attributes from conditions can have different qualifiers than
child.output, which makes later `indexOf` call failed. So here use exprId
instead.
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