dongjoon-hyun commented on a change in pull request #25268: [SPARK-28375][SQL]
Make pullupCorrelatedPredicate idempotent
URL: https://github.com/apache/spark/pull/25268#discussion_r307974744
##########
File path:
sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/optimizer/PullupCorrelatedPredicatesSuite.scala
##########
@@ -36,17 +36,65 @@ class PullupCorrelatedPredicatesSuite extends PlanTest {
val testRelation2 = LocalRelation('c.int, 'd.double)
test("PullupCorrelatedPredicates should not produce unresolved plan") {
- val correlatedSubquery =
+ val subPlan =
testRelation2
.where('b < 'd)
.select('c)
- val outerQuery =
+ val inSubquery =
testRelation
- .where(InSubquery(Seq('a), ListQuery(correlatedSubquery)))
+ .where(InSubquery(Seq('a), ListQuery(subPlan)))
.select('a).analyze
- assert(outerQuery.resolved)
+ assert(inSubquery.resolved)
- val optimized = Optimize.execute(outerQuery)
+ val optimized = Optimize.execute(inSubquery)
assert(optimized.resolved)
}
+
+ test("SPARK-28375 PullupCorrelatedPredicates in correlated subquery
idiompotency check") {
Review comment:
For me, this is an improvement PR. We don't need use JIRA id.
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