flink/table/planner/plan/nodes/physical/batch/BatchPhysicalHashAggregateBase.scala#L59
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https://github.com/apache/flink/blob/5cda70d873c9630c898d765633ec7a6cfe53e3c6/flink-table/flink-table-planner/src/main/scala/org/apache/flink/table/planner/plan/nodes/physical/batch/BatchPhysicalSortAggregateBase.scala#L56
&g
Hi Calcite Contributors,
I have a question about Aggregation Enumerable Rules (Converter Rule).
We know that EnumerableAggregate and EnumerableSortedAggregate are
physical operators of a logical Aggregate operator. I would like to know
if we have implemented rules or costs to select one of the
