cloud-fan commented on a change in pull request #33284:
URL: https://github.com/apache/spark/pull/33284#discussion_r669611812
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File path:
sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/optimizer/DecorrelateInnerQuerySuite.scala
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@@ -203,23 +204,24 @@ class DecorrelateInnerQuerySuite extends PlanTest {
test("correlated values in project") {
val outerPlan = testRelation2
- val innerPlan = Project(Seq(OuterReference(x), OuterReference(y)),
OneRowRelation())
- val correctAnswer = Project(Seq(x, y), DomainJoin(Seq(x, y),
OneRowRelation()))
+ val innerPlan = Project(Seq(OuterReference(x).as("x1"),
OuterReference(y).as("y1")), t0)
+ val correctAnswer = Project(
+ Seq(x.as("x1"), y.as("y1"), x, y), DomainJoin(Seq(x, y), t0))
Review comment:
will we optimize away the `DomainJoin` at the end?
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