andygrove commented on code in PR #1610:
URL: https://github.com/apache/datafusion-comet/pull/1610#discussion_r2029937991
##########
spark/src/main/scala/org/apache/comet/serde/QueryPlanSerde.scala:
##########
@@ -2459,6 +2459,10 @@ object QueryPlanSerde extends Logging with CometExprShim
{
}
val groupingExprs = groupingExpressions.map(exprToProto(_,
child.output))
+ if (groupingExprs.exists(_.isEmpty)) {
+ withInfo(op, "Not all grouping expressions are supported")
+ return None
+ }
Review Comment:
This fixes https://github.com/apache/datafusion-comet/issues/1613
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