MaxGekk commented on code in PR #40126:
URL: https://github.com/apache/spark/pull/40126#discussion_r1119115819
##########
sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/analysis/ResolveAliasesSuite.scala:
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@@ -88,4 +94,46 @@ class ResolveAliasesSuite extends AnalysisTest {
checkAliasName(t1.select(DateSub(Literal(Date.valueOf("2021-01-18")),
Literal(null))),
"date_sub(DATE '2021-01-18', NULL)")
}
+
+ test("SPARK-40822: Stable derived column aliases") {
Review Comment:
@cloud-fan @srielau I have extracted distinguish cases from the PR
https://github.com/apache/spark/pull/39332 . If I see some missed cases,
please, let me know.
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