Github user dilipbiswal commented on a diff in the pull request:
https://github.com/apache/spark/pull/10156#discussion_r48128315
--- Diff:
sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/analysis/AnalysisSuite.scala
---
@@ -274,4 +274,12 @@ class AnalysisSuite extends AnalysisTest {
assert(lits(1) >= min && lits(1) <= max)
assert(lits(0) == lits(1))
}
+
+ test("SPARK-12102: Ignore nullablity when comparing two sides of case") {
+ val caseBranches = Seq((Literal(1) > Literal(0)),
+ CreateStruct(Seq(Cast(Floor(Literal(10)), IntegerType))),
+ CreateStruct(Seq(Literal(10))))
+ val plan = OneRowRelation.select(Alias(CaseWhen(caseBranches),
"val")())
+ assertAnalysisSuccess(plan)
--- End diff --
@cloud-fan Thank you. I was unable to compile the above snippet test. I
modified it slightly like following.
val relation = LocalRelation('a.struct(StructField("x", IntegerType, true))
,'b.struct(StructField("x", IntegerType, false)))
Does it look ok ? Or i am missing some imports ?
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