local exchange (GATHER, SINGLE, [])
    remote exchange (GATHER, SINGLE, [])
        join (INNER, PARTITIONED):
            remote exchange (REPARTITION, HASH, ["ss_customer_sk"])
                final aggregation over (s_city, ss_addr_sk, ss_customer_sk, ss_ticket_number)
                    local exchange (GATHER, SINGLE, [])
                        remote exchange (REPARTITION, HASH, ["s_city", "ss_addr_sk", "ss_customer_sk", "ss_ticket_number"])
                            partial aggregation over (s_city, ss_addr_sk, ss_customer_sk, ss_ticket_number)
                                join (INNER, REPLICATED):
                                    join (INNER, REPLICATED):
                                        join (INNER, REPLICATED):
                                            scan store_sales
                                            local exchange (GATHER, SINGLE, [])
                                                remote exchange (REPLICATE, BROADCAST, [])
                                                    scan date_dim
                                        local exchange (GATHER, SINGLE, [])
                                            remote exchange (REPLICATE, BROADCAST, [])
                                                scan household_demographics
                                    local exchange (GATHER, SINGLE, [])
                                        remote exchange (REPLICATE, BROADCAST, [])
                                            scan store
            local exchange (GATHER, SINGLE, [])
                remote exchange (REPARTITION, HASH, ["c_customer_sk"])
                    scan customer
