local exchange (GATHER, SINGLE, [])
    remote exchange (GATHER, SINGLE, [])
        final aggregation over (c_first_name, c_last_name)
            local exchange (GATHER, SINGLE, [])
                remote exchange (REPARTITION, HASH, [c_first_name, c_last_name])
                    partial aggregation over (c_first_name, c_last_name)
                        semijoin (PARTITIONED):
                            remote exchange (REPARTITION, HASH, [cs_bill_customer_sk])
                                semijoin (PARTITIONED):
                                    remote exchange (REPARTITION, HASH, [cs_item_sk])
                                        join (INNER, PARTITIONED):
                                            remote exchange (REPARTITION, HASH, [cs_bill_customer_sk])
                                                join (INNER, REPLICATED):
                                                    scan catalog_sales
                                                    local exchange (GATHER, SINGLE, [])
                                                        remote exchange (REPLICATE, BROADCAST, [])
                                                            scan date_dim
                                            local exchange (GATHER, SINGLE, [])
                                                remote exchange (REPARTITION, HASH, [c_customer_sk])
                                                    scan customer
                                    local exchange (GATHER, SINGLE, [])
                                        remote exchange (REPARTITION, HASH, [i_item_sk])
                                            final aggregation over (d_date_3, i_item_sk, substr)
                                                local exchange (GATHER, SINGLE, [])
                                                    remote exchange (REPARTITION, HASH, [d_date_3, i_item_sk, substr])
                                                        partial aggregation over (d_date_3, i_item_sk, substr)
                                                            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 item
                            local exchange (GATHER, SINGLE, [])
                                remote exchange (REPARTITION, HASH, [c_customer_sk_80])
                                    cross join:
                                        final aggregation over (c_customer_sk_80)
                                            local exchange (GATHER, SINGLE, [])
                                                partial aggregation over (c_customer_sk_80)
                                                    join (INNER, PARTITIONED):
                                                        remote exchange (REPARTITION, HASH, [ss_customer_sk_60])
                                                            scan store_sales
                                                        local exchange (GATHER, SINGLE, [])
                                                            remote exchange (REPARTITION, HASH, [c_customer_sk_80])
                                                                scan customer
                                        local exchange (GATHER, SINGLE, [])
                                            remote exchange (REPLICATE, BROADCAST, [])
                                                final aggregation over ()
                                                    local exchange (GATHER, SINGLE, [])
                                                        remote exchange (GATHER, SINGLE, [])
                                                            partial aggregation over ()
                                                                final aggregation over (c_customer_sk_128)
                                                                    local exchange (GATHER, SINGLE, [])
                                                                        partial aggregation over (c_customer_sk_128)
                                                                            join (INNER, PARTITIONED):
                                                                                remote exchange (REPARTITION, HASH, [ss_customer_sk_108])
                                                                                    join (INNER, REPLICATED):
                                                                                        scan store_sales
                                                                                        local exchange (GATHER, SINGLE, [])
                                                                                            remote exchange (REPLICATE, BROADCAST, [])
                                                                                                scan date_dim
                                                                                local exchange (GATHER, SINGLE, [])
                                                                                    remote exchange (REPARTITION, HASH, [c_customer_sk_128])
                                                                                        scan customer
        final aggregation over (c_first_name_229, c_last_name_230)
            local exchange (GATHER, SINGLE, [])
                remote exchange (REPARTITION, HASH, [c_first_name_229, c_last_name_230])
                    partial aggregation over (c_first_name_229, c_last_name_230)
                        semijoin (PARTITIONED):
                            remote exchange (REPARTITION, HASH, [ws_bill_customer_sk])
                                semijoin (PARTITIONED):
                                    remote exchange (REPARTITION, HASH, [ws_item_sk])
                                        join (INNER, PARTITIONED):
                                            remote exchange (REPARTITION, HASH, [ws_bill_customer_sk])
                                                join (INNER, REPLICATED):
                                                    scan web_sales
                                                    local exchange (GATHER, SINGLE, [])
                                                        remote exchange (REPLICATE, BROADCAST, [])
                                                            scan date_dim
                                            local exchange (GATHER, SINGLE, [])
                                                remote exchange (REPARTITION, HASH, [c_customer_sk_221])
                                                    scan customer
                                    local exchange (GATHER, SINGLE, [])
                                        remote exchange (REPARTITION, HASH, [i_item_sk_319])
                                            final aggregation over (d_date_293, i_item_sk_319, substr_341)
                                                local exchange (GATHER, SINGLE, [])
                                                    remote exchange (REPARTITION, HASH, [d_date_293, i_item_sk_319, substr_341])
                                                        partial aggregation over (d_date_293, i_item_sk_319, substr_341)
                                                            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 item
                            local exchange (GATHER, SINGLE, [])
                                remote exchange (REPARTITION, HASH, [c_customer_sk_399])
                                    cross join:
                                        final aggregation over (c_customer_sk_399)
                                            local exchange (GATHER, SINGLE, [])
                                                partial aggregation over (c_customer_sk_399)
                                                    join (INNER, PARTITIONED):
                                                        remote exchange (REPARTITION, HASH, [ss_customer_sk_379])
                                                            scan store_sales
                                                        local exchange (GATHER, SINGLE, [])
                                                            remote exchange (REPARTITION, HASH, [c_customer_sk_399])
                                                                scan customer
                                        local exchange (GATHER, SINGLE, [])
                                            remote exchange (REPLICATE, BROADCAST, [])
                                                final aggregation over ()
                                                    local exchange (GATHER, SINGLE, [])
                                                        remote exchange (GATHER, SINGLE, [])
                                                            partial aggregation over ()
                                                                final aggregation over (c_customer_sk_449)
                                                                    local exchange (GATHER, SINGLE, [])
                                                                        partial aggregation over (c_customer_sk_449)
                                                                            join (INNER, PARTITIONED):
                                                                                remote exchange (REPARTITION, HASH, [ss_customer_sk_429])
                                                                                    join (INNER, REPLICATED):
                                                                                        scan store_sales
                                                                                        local exchange (GATHER, SINGLE, [])
                                                                                            remote exchange (REPLICATE, BROADCAST, [])
                                                                                                scan date_dim
                                                                                local exchange (GATHER, SINGLE, [])
                                                                                    remote exchange (REPARTITION, HASH, [c_customer_sk_449])
                                                                                        scan customer
