wankunde commented on code in PR #40713:
URL: https://github.com/apache/spark/pull/40713#discussion_r1165627815
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sql/core/src/main/scala/org/apache/spark/sql/execution/WholeStageCodegenExec.scala:
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@@ -676,19 +676,20 @@ case class WholeStageCodegenExec(child: SparkPlan)(val
codegenStageId: Int)
case _: WholeStageCodegenExec =>
case _: InputRDDCodegen =>
case c: CodegenSupport =>
- val (newReusableExpressions, newAttributeSet) =
c.reusableExpressions()
+ val (newReusableExpressions, newAttributeSeq) =
c.reusableExpressions()
// If the input attributes changed, collect current common
expressions and clear
// equivalentExpressions
- if (!attributeSet.subsetOf(newAttributeSet)) {
+ if (attributeSeq.size != newAttributeSeq.size ||
+ attributeSeq.zip(newAttributeSeq).exists(tup =>
!tup._1.equals(tup._2))) {
Review Comment:
Thanks for your advice.
I want to check if the two attributes seq are the same. I'm not sure if this
is a common code?
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