[GitHub] [spark] MaxGekk commented on a diff in pull request #40126: [SPARK-40822][SQL] Stable derived column aliases

["MaxGekk (via GitHub)" <gi...@apache.org>]

MaxGekk commented on code in PR #40126:
URL: https://github.com/apache/spark/pull/40126#discussion_r1121428443


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sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala:
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@@ -490,15 +494,17 @@ class Analyzer(override val catalogManager: CatalogManager) extends RuleExecutor
             case c @ Cast(ne: NamedExpression, _, _, _) => Alias(c, ne.name)()
             case e: ExtractValue =>
               if (extractOnly(e)) {
-                Alias(e, toPrettySQL(e))()
+                Alias(e, getAlias(e, optGenAliasFunc))()

Review Comment:
   It is used in 2 places, and both places are covered by `getAlias`. Seems not need to add anything. 



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