[GitHub] [spark] itholic commented on a diff in pull request #38576: [SPARK-41062][SQL] Rename `UNSUPPORTED_CORRELATED_REFERENCE` to `CORRELATED_REFERENCE`

[GitBox <gi...@apache.org>]

itholic commented on code in PR #38576:
URL: https://github.com/apache/spark/pull/38576#discussion_r1021045305


##########
core/src/main/resources/error/error-classes.json:
##########
@@ -1277,6 +1277,11 @@
           "A correlated outer name reference within a subquery expression body was not found in the enclosing query: <value>"
         ]
       },
+      "CORRELATED_REFERENCE" : {
+        "message" : [
+          "Expressions referencing the outer query are not supported outside of WHERE/HAVING clauses<treeNode>"

Review Comment:
   @MaxGekk May I ask if there is any way to extract the SQL expr from LogicalPlan ??
   
   I'm trying to switch `planToString(p)` to SQL expression but still not sure how.



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