cloud-fan commented on code in PR #36325:
URL: https://github.com/apache/spark/pull/36325#discussion_r858275656
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sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSourceStrategy.scala:
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@@ -759,14 +759,13 @@ object DataSourceStrategy
protected[sql] def translateAggregation(
aggregates: Seq[AggregateExpression], groupBy: Seq[Expression]):
Option[Aggregation] = {
- def columnAsString(e: Expression): Option[FieldReference] = e match {
- case PushableColumnWithoutNestedColumn(name) =>
- Some(FieldReference.column(name).asInstanceOf[FieldReference])
+ def translateGroupBy(e: Expression): Option[V2Expression] = e match {
+ case PushableExpression(expr) => Some(expr)
Review Comment:
to confirm: this supports nested column, right?
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