cloud-fan commented on a change in pull request #25902: [SPARK-29213][SQL] Make
it consistent when get notnull output and generate null checks in FilterExec
URL: https://github.com/apache/spark/pull/25902#discussion_r327189755
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File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/basicPhysicalOperators.scala
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@@ -117,7 +117,7 @@ case class FilterExec(condition: Expression, child:
SparkPlan)
override def output: Seq[Attribute] = {
child.output.map { a =>
- if (a.nullable && notNullAttributes.contains(a.exprId)) {
+ if (a.nullable && notNullPreds.exists(_.semanticEquals(a))) {
Review comment:
What's the real difference? AFAIK `Attribute#sementicEquals` just compare
the expr id.
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