final hashaggregation over ()
    local exchange (GATHER, SINGLE, [])
        remote exchange (GATHER, SINGLE, [])
            partial hashaggregation over ()
                local exchange (GATHER, SINGLE, [])
                    join (RIGHT, PARTITIONED):
                        final hashaggregation over (cr_order_number)
                            local exchange (GATHER, SINGLE, [])
                                remote exchange (REPARTITION, HASH, ["cr_order_number"])
                                    partial hashaggregation over (cr_order_number)
                                        scan catalog_returns
                        final hashaggregation over (ca_state, cc_county, cs_call_center_sk, cs_ext_ship_cost, cs_net_profit, cs_order_number, cs_ship_addr_sk, cs_ship_date_sk, cs_warehouse_sk, d_date, unique)
                            local exchange (GATHER, SINGLE, [])
                                partial hashaggregation over (ca_state, cc_county, cs_call_center_sk, cs_ext_ship_cost, cs_net_profit, cs_order_number, cs_ship_addr_sk, cs_ship_date_sk, cs_warehouse_sk, d_date, unique)
                                    join (RIGHT, PARTITIONED):
                                        remote exchange (REPARTITION, HASH, ["cs_order_number_20"])
                                            scan catalog_sales
                                        local exchange (GATHER, SINGLE, [])
                                            remote exchange (REPARTITION, HASH, ["cs_order_number"])
                                                join (INNER, REPLICATED):
                                                    join (INNER, REPLICATED):
                                                        join (INNER, REPLICATED):
                                                            scan catalog_sales
                                                            local exchange (GATHER, SINGLE, [])
                                                                remote exchange (REPLICATE, BROADCAST, [])
                                                                    scan customer_address (pushdown = true)
                                                        local exchange (GATHER, SINGLE, [])
                                                            remote exchange (REPLICATE, BROADCAST, [])
                                                                scan date_dim (pushdown = true)
                                                    local exchange (GATHER, SINGLE, [])
                                                        remote exchange (REPLICATE, BROADCAST, [])
                                                            scan call_center (pushdown = true)
