cloud-fan commented on a change in pull request #32875:
URL: https://github.com/apache/spark/pull/32875#discussion_r761766386
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File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/exchange/EnsureRequirements.scala
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@@ -70,61 +70,98 @@ case class EnsureRequirements(
val childrenIndexes = requiredChildDistributions.zipWithIndex.filter {
case (UnspecifiedDistribution, _) => false
case (_: BroadcastDistribution, _) => false
+ case (AllTuples, _) => false
Review comment:
shall we also exclude `OrderedDistribution`? It does not have a real
impact as in Spark there is no operator requires multiple `OrderedDistribution`
today, but it makes the code cleaner.
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