AngersZhuuuu commented on a change in pull request #31485:
URL: https://github.com/apache/spark/pull/31485#discussion_r571993370
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/LogicalPlanVisitor.scala
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@@ -47,6 +49,16 @@ trait LogicalPlanVisitor[T] {
def default(p: LogicalPlan): T
+ def visitSubqueryExpression(p: LogicalPlan): LogicalPlan = {
+ p.transformExpressionsDown {
+ case subqueryExpression: SubqueryExpression =>
+ // trigger subquery's child plan stats propagation
Review comment:
If it looks too weird, we can move this to `stringWithStats`
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