AngersZhuuuu commented on a change in pull request #26437: [SPARK-29800][SQL]
Rewrite non-correlated subquery use ScalaSubquery to optimize perf
URL: https://github.com/apache/spark/pull/26437#discussion_r363134367
##########
File path: sql/core/src/test/scala/org/apache/spark/sql/SubquerySuite.scala
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@@ -891,9 +891,9 @@ class SubquerySuite extends QueryTest with
SharedSparkSession {
val sqlText =
"""
- |SELECT * FROM t1
+ |SELECT * FROM t1 a
|WHERE
- |NOT EXISTS (SELECT * FROM t1)
+ |NOT EXISTS (SELECT * FROM t1 b WHERE a.i = b.i)
Review comment:
> Why need to change the existing test?
https://github.com/apache/spark/pull/26437#discussion_r362742121
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