HeartSaVioR commented on code in PR #40561: URL: https://github.com/apache/spark/pull/40561#discussion_r1152828935
########## sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/Optimizer.scala: ########## @@ -679,6 +679,8 @@ object RemoveNoopUnion extends Rule[LogicalPlan] { d.withNewChildren(Seq(simplifyUnion(u))) case d @ Deduplicate(_, u: Union) => d.withNewChildren(Seq(simplifyUnion(u))) + case d @ DeduplicateWithinWatermark(_, u: Union) => Review Comment: I'm OK with that. Let's say batch query has infinite delay threshold of watermark. That will explain the behavior of batch query for this operator. (Pretty sure it's conceptual and we can just route to existing API for batch query.) -- 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. To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org