remote exchange (GATHER, SINGLE, [])
    local exchange (GATHER, UNKNOWN, [])
        remote exchange (REPARTITION, ROUND_ROBIN, [])
            final aggregation over (cc_call_center_id, cc_manager, cc_name, cd_education_status, cd_marital_status)
                local exchange (GATHER, SINGLE, [])
                    remote exchange (REPARTITION, HASH, [cc_call_center_id, cc_manager, cc_name, cd_education_status, cd_marital_status])
                        intermediate aggregation over (cc_call_center_id, cc_manager, cc_name, cd_education_status, cd_marital_status)
                            join (INNER, REPLICATED):
                                partial aggregation over (cd_education_status, cd_marital_status, cr_call_center_sk)
                                    join (INNER, REPLICATED):
                                        join (INNER, REPLICATED):
                                            dynamic filter (cr_call_center_sk::EQUAL, cr_returned_date_sk::EQUAL, cr_returning_customer_sk::EQUAL)
                                                scan catalog_returns
                                            local exchange (GATHER, SINGLE, [])
                                                remote exchange (REPLICATE, BROADCAST, [])
                                                    join (INNER, PARTITIONED):
                                                        remote exchange (REPARTITION, HASH, [ca_address_sk])
                                                            dynamic filter (ca_address_sk::EQUAL)
                                                                scan customer_address
                                                        local exchange (GATHER, SINGLE, [])
                                                            remote exchange (REPARTITION, HASH, [c_current_addr_sk])
                                                                join (INNER, REPLICATED):
                                                                    join (INNER, REPLICATED):
                                                                        dynamic filter (c_current_cdemo_sk::EQUAL, c_current_hdemo_sk::EQUAL)
                                                                            scan customer
                                                                        local exchange (GATHER, SINGLE, [])
                                                                            remote exchange (REPLICATE, BROADCAST, [])
                                                                                scan customer_demographics
                                                                    local exchange (GATHER, SINGLE, [])
                                                                        remote exchange (REPLICATE, BROADCAST, [])
                                                                            scan household_demographics
                                        local exchange (GATHER, SINGLE, [])
                                            remote exchange (REPLICATE, BROADCAST, [])
                                                scan date_dim
                                local exchange (GATHER, SINGLE, [])
                                    remote exchange (REPLICATE, BROADCAST, [])
                                        scan call_center
