gengliangwang commented on code in PR #47129:
URL: https://github.com/apache/spark/pull/47129#discussion_r1695787306
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sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/CheckAnalysis.scala:
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@@ -668,11 +677,11 @@ trait CheckAnalysis extends PredicateHelper with
LookupCatalog with QueryErrorsB
}
case p @ Project(projectList, _) =>
- projectList.foreach(_.transformDownWithPruning(
- _.containsPattern(UNRESOLVED_WINDOW_EXPRESSION)) {
- case UnresolvedWindowExpression(_, windowSpec) =>
- throw
QueryCompilationErrors.windowSpecificationNotDefinedError(windowSpec.name)
- })
+ checkForUnspecifiedWindow(projectList)
+
+ case agg@Aggregate(_, aggregateExpressions, _) if
+ !PlanHelper.specialExpressionsInUnsupportedOperator(agg).nonEmpty
=>
Review Comment:
```suggestion
PlanHelper.specialExpressionsInUnsupportedOperator(agg).isEmpty
=>
```
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