Pajaraja commented on code in PR #50803:
URL: https://github.com/apache/spark/pull/50803#discussion_r2077250730
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sql/core/src/test/resources/sql-tests/results/cte-recursion.sql.out:
##########
@@ -325,10 +325,13 @@ SELECT * FROM t
-- !query schema
struct<>
-- !query output
-org.apache.spark.sql.catalyst.ExtendedAnalysisException
+org.apache.spark.SparkException
Review Comment:
Added Limit.
##########
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/QueryPlan.scala:
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@@ -603,11 +603,21 @@ abstract class QueryPlan[PlanType <: QueryPlan[PlanType]]
/**
* A variant of `collect`. This method not only apply the given function to
all elements in this
- * plan, also considering all the plans in its (nested) subqueries
+ * plan, also considering all the plans in its (nested) subqueries.
*/
def collectWithSubqueries[B](f: PartialFunction[PlanType, B]): Seq[B] =
(this +: subqueriesAll).flatMap(_.collect(f))
+ /**
+ * A variant of collectFirst. This method not only apply the given function
to all elements in
+ * this plan, also considering all the plans in its (nested) subqueries.
+ */
+ def collectFirstWithSubqueries[B](f: PartialFunction[PlanType, B]):
Option[B] = {
+ this.collectFirst(f).orElse {
+ subqueriesAll.foldLeft(Option.empty[B]) { (l, r) =>
l.orElse(r.collectFirst(f)) }
Review Comment:
Added this.
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