remote exchange (GATHER, SINGLE, [])
    local exchange (GATHER, UNKNOWN, [])
        remote exchange (REPARTITION, ROUND_ROBIN, [])
            join (INNER, PARTITIONED):
                remote exchange (REPARTITION, HASH, ["inv_item_sk", "inv_warehouse_sk"])
                    final aggregation over (d_moy, inv_item_sk, inv_warehouse_sk, w_warehouse_name)
                        local exchange (GATHER, SINGLE, [])
                            remote exchange (REPARTITION, HASH, ["d_moy", "inv_item_sk", "inv_warehouse_sk", "w_warehouse_name"])
                                partial aggregation over (d_moy, inv_item_sk, inv_warehouse_sk, w_warehouse_name)
                                    join (INNER, REPLICATED):
                                        join (INNER, REPLICATED):
                                            join (INNER, REPLICATED):
                                                scan inventory
                                                local exchange (GATHER, SINGLE, [])
                                                    remote exchange (REPLICATE, BROADCAST, [])
                                                        scan date_dim
                                            local exchange (GATHER, SINGLE, [])
                                                remote exchange (REPLICATE, BROADCAST, [])
                                                    scan item
                                        local exchange (GATHER, SINGLE, [])
                                            remote exchange (REPLICATE, BROADCAST, [])
                                                scan warehouse
                local exchange (GATHER, SINGLE, [])
                    remote exchange (REPARTITION, HASH, ["inv_item_sk_63", "inv_warehouse_sk_64"])
                        final aggregation over (d_moy_110, inv_item_sk_63, inv_warehouse_sk_64, w_warehouse_name_90)
                            local exchange (GATHER, SINGLE, [])
                                remote exchange (REPARTITION, HASH, ["d_moy_110", "inv_item_sk_63", "inv_warehouse_sk_64", "w_warehouse_name_90"])
                                    partial aggregation over (d_moy_110, inv_item_sk_63, inv_warehouse_sk_64, w_warehouse_name_90)
                                        join (INNER, REPLICATED):
                                            join (INNER, REPLICATED):
                                                join (INNER, REPLICATED):
                                                    scan inventory
                                                    local exchange (GATHER, SINGLE, [])
                                                        remote exchange (REPLICATE, BROADCAST, [])
                                                            scan date_dim
                                                local exchange (GATHER, SINGLE, [])
                                                    remote exchange (REPLICATE, BROADCAST, [])
                                                        scan item
                                            local exchange (GATHER, SINGLE, [])
                                                remote exchange (REPLICATE, BROADCAST, [])
                                                    scan warehouse
