cloud-fan commented on a change in pull request #31273:
URL: https://github.com/apache/spark/pull/31273#discussion_r563926357
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File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/command/views.scala
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@@ -558,20 +560,27 @@ object ViewHelper {
catalog: SessionCatalog, child: LogicalPlan): (Seq[Seq[String]],
Seq[String]) = {
def collectTempViews(child: LogicalPlan): Seq[Seq[String]] = {
child.collect {
- case UnresolvedRelation(nameParts, _, _) if
catalog.isTempView(nameParts) =>
- Seq(nameParts)
- case plan if !plan.resolved => plan.expressions.flatMap(_.collect {
+ case s @ SubqueryAlias(_, view: View) if view.isTempView =>
+ Seq(s.identifier.qualifier :+ s.identifier.name)
+ case s: SubqueryAlias if s.getTagValue(SUBQUERY_TYPE_TAG).exists(_ ==
"tempView") =>
Review comment:
Shall we not wrap dataframe temp view with `View`? The original goal is
to make SQL temp view and permanent view consistent.
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