cloud-fan commented on a change in pull request #32017:
URL: https://github.com/apache/spark/pull/32017#discussion_r605372596
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/basicLogicalOperators.scala
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@@ -466,6 +488,8 @@ case class View(
override def output: Seq[Attribute] = child.output
+ override def metadataOutput: Seq[Attribute] = child.output
Review comment:
For boundary nodes like `View` and `SubqueryAlias`, I think we should
not propagate as the query under them should not change during analysis after
they are resolved. `ResolveMissingReferences` skips `SubqueryAlias` as well.
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