remote exchange (GATHER, SINGLE, [])
    local exchange (GATHER, UNKNOWN, [])
        remote exchange (REPARTITION, ROUND_ROBIN, [])
            join (INNER, PARTITIONED):
                remote exchange (REPARTITION, HASH, [c_customer_sk])
                    dynamic filter (c_customer_sk::EQUAL)
                        scan customer
                final aggregation over (ss_customer_sk, ss_ticket_number)
                    local exchange (GATHER, SINGLE, [])
                        remote exchange (REPARTITION, HASH, [ss_customer_sk])
                            partial aggregation over (ss_customer_sk, ss_ticket_number)
                                join (INNER, REPLICATED):
                                    join (INNER, REPLICATED):
                                        join (INNER, REPLICATED):
                                            dynamic filter (ss_hdemo_sk::EQUAL, ss_sold_date_sk::EQUAL, ss_store_sk::EQUAL)
                                                scan store_sales
                                            local exchange (GATHER, SINGLE, [])
                                                remote exchange (REPLICATE, BROADCAST, [])
                                                    scan store
                                        local exchange (GATHER, SINGLE, [])
                                            remote exchange (REPLICATE, BROADCAST, [])
                                                scan date_dim
                                    local exchange (GATHER, SINGLE, [])
                                        remote exchange (REPLICATE, BROADCAST, [])
                                            scan household_demographics
