agubichev commented on code in PR #44084:
URL: https://github.com/apache/spark/pull/44084#discussion_r1416187620
##########
sql/core/src/test/scala/org/apache/spark/sql/SQLQueryTestHelper.scala:
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@@ -98,20 +98,24 @@ trait SQLQueryTestHelper extends Logging {
}
}
+ /**
+ * Uses the Spark logical plan to determine whether the plan is semantically
sorted. This is
+ * important to make non-sorted queries test cases more deterministic.
+ */
+ protected def isSemanticallySorted(plan: LogicalPlan): Boolean = plan match {
+ case _: Join | _: Aggregate | _: Generate | _: Sample | _: Distinct =>
false
Review Comment:
how about window functions?
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