local exchange (GATHER, SINGLE, [])
    remote exchange (GATHER, SINGLE, [])
        join (INNER, PARTITIONED):
            remote exchange (REPARTITION, HASH, ["ss_customer_sk"])
                final aggregation over (ca_city, ss_addr_sk, ss_customer_sk, ss_ticket_number)
                    local exchange (GATHER, SINGLE, [])
                        partial aggregation over (ca_city, ss_addr_sk, ss_customer_sk, ss_ticket_number)
                            join (INNER, PARTITIONED):
                                remote exchange (REPARTITION, HASH, ["ss_addr_sk"])
                                    join (INNER, REPLICATED):
                                        join (INNER, PARTITIONED):
                                            remote exchange (REPARTITION, HASH, ["ss_hdemo_sk"])
                                                join (INNER, REPLICATED):
                                                    scan store_sales
                                                    local exchange (GATHER, SINGLE, [])
                                                        remote exchange (REPLICATE, BROADCAST, [])
                                                            scan date_dim (pushdown = true)
                                            local exchange (GATHER, SINGLE, [])
                                                remote exchange (REPARTITION, HASH, ["hd_demo_sk"])
                                                    scan household_demographics (pushdown = true)
                                        local exchange (GATHER, SINGLE, [])
                                            remote exchange (REPLICATE, BROADCAST, [])
                                                scan store (pushdown = true)
                                local exchange (GATHER, SINGLE, [])
                                    remote exchange (REPARTITION, HASH, ["ca_address_sk"])
                                        scan customer_address
            local exchange (GATHER, SINGLE, [])
                remote exchange (REPARTITION, HASH, ["c_customer_sk"])
                    join (INNER, PARTITIONED):
                        remote exchange (REPARTITION, HASH, ["c_current_addr_sk"])
                            scan customer
                        local exchange (GATHER, SINGLE, [])
                            remote exchange (REPARTITION, HASH, ["ca_address_sk_37"])
                                scan customer_address
