MaxGekk commented on code in PR #40126:
URL: https://github.com/apache/spark/pull/40126#discussion_r1121440514
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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") {
+ withSQLConf(SQLConf.STABLE_DERIVED_COLUMN_ALIAS_ENABLED.key -> "true") {
+ Seq(
+ // Literals
+ "' 1'" -> "' 1'",
+ """"abc"""" -> """"abc"""",
Review Comment:
How should I distinguish double quoted string literals from double quoted
identifiers on this level?
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