rdblue commented on a change in pull request #29089:
URL: https://github.com/apache/spark/pull/29089#discussion_r453993686



##########
File path: 
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/Optimizer.scala
##########
@@ -981,6 +982,10 @@ object EliminateSorts extends Rule[LogicalPlan] {
       j.copy(left = recursiveRemoveSort(originLeft), right = 
recursiveRemoveSort(originRight))
     case g @ Aggregate(_, aggs, originChild) if isOrderIrrelevantAggs(aggs) =>
       g.copy(child = recursiveRemoveSort(originChild))
+    case r: RepartitionByExpression =>
+      r.copy(child = recursiveRemoveSort(r.child))

Review comment:
       I don't think that is necessary. My understanding is that the 
requirement for non-deterministic expressions is that they are run only once 
when finally executed, not that the plan cannot be optimized around them.




----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

For queries about this service, please contact Infrastructure at:
[email protected]



---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]

Reply via email to