MaxGekk commented on code in PR #40126:
URL: https://github.com/apache/spark/pull/40126#discussion_r1140503003
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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"""",
+ """'\t\n xyz \t\r'""" -> """'\t\n xyz \t\r'""",
+ "1l" -> "1L", "1S" -> "1S",
+ "date'-0001-1-28'" -> "date'-0001-1-28'",
+ "interval 3 year 1 month" -> "INTERVAL3YEAR1MONTH",
Review Comment:
@cloud-fan As we discussed offline, I removed gaps between terms.
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