cloud-fan commented on a change in pull request #24209: [SPARK-27255][SQL] 
Aggregate functions should not be allowed in WHERE
URL: https://github.com/apache/spark/pull/24209#discussion_r270181037
 
 

 ##########
 File path: 
sql/core/src/test/resources/sql-tests/results/subquery/negative-cases/invalid-correlation.sql.out
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 @@ -70,9 +70,10 @@ Resolved attribute(s) t2b#x missing from min(t2a)#x,t2c#x 
in operator !Filter t2
 SELECT t1a 
 FROM   t1
 GROUP  BY 1
-HAVING EXISTS (SELECT 1 
+HAVING EXISTS (SELECT t2a
 
 Review comment:
   makes sense

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