cloud-fan commented on code in PR #36325:
URL: https://github.com/apache/spark/pull/36325#discussion_r858274069
##########
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/AggregatePushDownUtils.scala:
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@@ -106,7 +107,9 @@ object AggregatePushDownUtils {
// aggregate push down simple and don't handle this complicate case for
now.
return None
}
- aggregation.groupByColumns.foreach { col =>
+ aggregation.groupByExpressions.foreach { expr =>
+ if (!expr.isInstanceOf[FieldReference]) return None
Review Comment:
nit:
```
val colName = expr match {
case f: FieldReference if f.fieldNames.length == 1 &&
isPartitionCol(f.fieldNames.head) => f.fieldNames.head
case _ => return None
}
finalSchema = ...
```
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