[GitHub] [spark] dongjoon-hyun commented on a change in pull request #27454: [SPARK-28228][SQL] Change the default behavior for name conflict in nested WITH clause

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dongjoon-hyun commented on a change in pull request #27454: [SPARK-28228][SQL] Change the default behavior for name conflict in nested WITH clause
URL: https://github.com/apache/spark/pull/27454#discussion_r376166053
 
 

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 File path: sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala
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 @@ -2079,7 +2079,7 @@ object SQLConf {
     .internal()
     .doc("When true, outer CTE definitions takes precedence over inner definitions.")
 
 Review comment:
   Now, it became `three-state conf`. Shall we mentioned more about `false` and `empty`?

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