Project
+-  BroadcastNestedLoopJoin [COMET: BroadcastNestedLoopJoin is not supported]
   :- CometNativeColumnarToRow
   :  +- CometHashAggregate
   :     +- CometExchange
   :        +- CometHashAggregate
   :           +- CometProject
   :              +- CometBroadcastHashJoin
   :                 :- CometProject
   :                 :  +- CometBroadcastHashJoin
   :                 :     :- CometProject
   :                 :     :  +- CometBroadcastHashJoin
   :                 :     :     :- CometProject
   :                 :     :     :  +- CometFilter
   :                 :     :     :     +- CometNativeScan parquet spark_catalog.default.web_sales
   :                 :     :     +- CometBroadcastExchange
   :                 :     :        +- CometProject
   :                 :     :           +- CometFilter
   :                 :     :              +- CometNativeScan parquet spark_catalog.default.household_demographics
   :                 :     +- CometBroadcastExchange
   :                 :        +- CometProject
   :                 :           +- CometFilter
   :                 :              +- CometNativeScan parquet spark_catalog.default.time_dim
   :                 +- CometBroadcastExchange
   :                    +- CometProject
   :                       +- CometFilter
   :                          +- CometNativeScan parquet spark_catalog.default.web_page
   +- BroadcastExchange
      +- CometNativeColumnarToRow
         +- CometHashAggregate
            +- CometExchange
               +- CometHashAggregate
                  +- CometProject
                     +- CometBroadcastHashJoin
                        :- CometProject
                        :  +- CometBroadcastHashJoin
                        :     :- CometProject
                        :     :  +- CometBroadcastHashJoin
                        :     :     :- CometProject
                        :     :     :  +- CometFilter
                        :     :     :     +- CometNativeScan parquet spark_catalog.default.web_sales
                        :     :     +- CometBroadcastExchange
                        :     :        +- CometProject
                        :     :           +- CometFilter
                        :     :              +- CometNativeScan parquet spark_catalog.default.household_demographics
                        :     +- CometBroadcastExchange
                        :        +- CometProject
                        :           +- CometFilter
                        :              +- CometNativeScan parquet spark_catalog.default.time_dim
                        +- CometBroadcastExchange
                           +- CometProject
                              +- CometFilter
                                 +- CometNativeScan parquet spark_catalog.default.web_page

Comet accelerated 48 out of 51 eligible operators (94%). Final plan contains 2 transitions between Spark and Comet.