final aggregation over ()
    local exchange (GATHER, SINGLE, [])
        remote exchange (GATHER, SINGLE, [])
            partial aggregation over ()
                join (INNER, REPLICATED):
                    join (INNER, PARTITIONED):
                        remote exchange (REPARTITION, HASH, ["ss_addr_sk"])
                            join (INNER, REPLICATED):
                                join (INNER, REPLICATED):
                                    scan store_sales
                                    local exchange (GATHER, SINGLE, [])
                                        remote exchange (REPLICATE, BROADCAST, [])
                                            scan customer_demographics
                                local exchange (GATHER, SINGLE, [])
                                    remote exchange (REPLICATE, BROADCAST, [])
                                        scan date_dim
                        local exchange (GATHER, SINGLE, [])
                            remote exchange (REPARTITION, HASH, ["ca_address_sk"])
                                scan customer_address
                    local exchange (GATHER, SINGLE, [])
                        remote exchange (REPLICATE, BROADCAST, [])
                            scan store
