CometNativeColumnarToRow
+- CometHashAggregate
   +- CometExchange
      +- CometHashAggregate
         +- CometProject
            +- CometSortMergeJoin
               :- CometSort
               :  +- CometHashAggregate
               :     +- CometColumnarExchange
               :        +- HashAggregate
               :           +- Project
               :              +- BroadcastHashJoin
               :                 :- ColumnarToRow
               :                 :  +-  Scan parquet spark_catalog.default.store_sales [COMET: Native DataFusion scan does not support subqueries/dynamic pruning]
               :                 :        +- SubqueryBroadcast
               :                 :           +- BroadcastExchange
               :                 :              +- CometNativeColumnarToRow
               :                 :                 +- CometProject
               :                 :                    +- CometFilter
               :                 :                       +- CometNativeScan parquet spark_catalog.default.date_dim
               :                 +- BroadcastExchange
               :                    +- CometNativeColumnarToRow
               :                       +- CometProject
               :                          +- CometFilter
               :                             +- CometNativeScan parquet spark_catalog.default.date_dim
               +- CometSort
                  +- CometHashAggregate
                     +- CometColumnarExchange
                        +- HashAggregate
                           +- Project
                              +- BroadcastHashJoin
                                 :- ColumnarToRow
                                 :  +-  Scan parquet spark_catalog.default.catalog_sales [COMET: Native DataFusion scan does not support subqueries/dynamic pruning]
                                 :        +- ReusedSubquery
                                 +- BroadcastExchange
                                    +- CometNativeColumnarToRow
                                       +- CometProject
                                          +- CometFilter
                                             +- CometNativeScan parquet spark_catalog.default.date_dim

Comet accelerated 20 out of 33 eligible operators (60%). Final plan contains 6 transitions between Spark and Comet.