maropu commented on a change in pull request #29143:
URL: https://github.com/apache/spark/pull/29143#discussion_r456468861
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File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/SparkStrategies.scala
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@@ -458,6 +458,7 @@ abstract class SparkStrategies extends
QueryPlanner[SparkPlan] {
// [COUNT(DISTINCT bar), COUNT(DISTINCT foo)] is disallowed
because those two distinct
// aggregates have different column expressions.
val distinctExpressions =
functionsWithDistinct.head.aggregateFunction.children
+ .filterNot(_.foldable)
Review comment:
Ah, looks okay. I'll update.
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