cloud-fan commented on code in PR #53526:
URL: https://github.com/apache/spark/pull/53526#discussion_r2630482800
##########
sql/core/src/test/scala/org/apache/spark/sql/CachedTableSuite.scala:
##########
@@ -2633,6 +2633,34 @@ class CachedTableSuite extends QueryTest with
SQLTestUtils
}
assert(inMemoryTableScan.size == 1)
checkAnswer(df, Row(5) :: Nil)
+
+ sql(
+ """
+ |CACHE TABLE cache_subquery_cte_table
+ |WITH v AS (
+ | SELECT c1 * c2 c3 from t1
+ |)
+ |SELECT *
+ |FROM v
+ |WHERE EXISTS (
+ | WITH cte AS (SELECT 1 AS id)
+ | SELECT 1
+ | FROM cte
+ | WHERE cte.id = v.c3
+ |)
+ |""".stripMargin)
+
+ val cteInSubquery = sql(
+ """
+ |SELECT * FROM cache_subquery_cte_table
+ |""".stripMargin)
+
+ cteInSubquery.explain(true)
Review Comment:
```suggestion
```
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