cross join:
    cross join:
        cross join:
            cross join:
                cross join:
                    cross join:
                        cross join:
                            final aggregation over ()
                                local exchange (GATHER, SINGLE, [])
                                    remote exchange (GATHER, SINGLE, [])
                                        partial aggregation over ()
                                            join (INNER, PARTITIONED):
                                                remote exchange (REPARTITION, HASH, ["ss_hdemo_sk_11"])
                                                    join (INNER, REPLICATED):
                                                        join (INNER, REPLICATED):
                                                            scan store_sales
                                                            local exchange (GATHER, SINGLE, [])
                                                                remote exchange (REPLICATE, BROADCAST, [])
                                                                    scan time_dim (pushdown = true)
                                                        local exchange (GATHER, SINGLE, [])
                                                            remote exchange (REPLICATE, BROADCAST, [])
                                                                scan store (pushdown = true)
                                                local exchange (GATHER, SINGLE, [])
                                                    remote exchange (REPARTITION, HASH, ["hd_demo_sk_30"])
                                                        scan household_demographics (pushdown = true)
                            final aggregation over ()
                                local exchange (GATHER, SINGLE, [])
                                    remote exchange (GATHER, SINGLE, [])
                                        partial aggregation over ()
                                            join (INNER, PARTITIONED):
                                                remote exchange (REPARTITION, HASH, ["ss_hdemo_sk"])
                                                    join (INNER, REPLICATED):
                                                        join (INNER, REPLICATED):
                                                            scan store_sales
                                                            local exchange (GATHER, SINGLE, [])
                                                                remote exchange (REPLICATE, BROADCAST, [])
                                                                    scan time_dim (pushdown = true)
                                                        local exchange (GATHER, SINGLE, [])
                                                            remote exchange (REPLICATE, BROADCAST, [])
                                                                scan store (pushdown = true)
                                                local exchange (GATHER, SINGLE, [])
                                                    remote exchange (REPARTITION, HASH, ["hd_demo_sk"])
                                                        scan household_demographics (pushdown = true)
                        final aggregation over ()
                            local exchange (GATHER, SINGLE, [])
                                remote exchange (GATHER, SINGLE, [])
                                    partial aggregation over ()
                                        join (INNER, PARTITIONED):
                                            remote exchange (REPARTITION, HASH, ["ss_hdemo_sk_87"])
                                                join (INNER, REPLICATED):
                                                    join (INNER, REPLICATED):
                                                        scan store_sales
                                                        local exchange (GATHER, SINGLE, [])
                                                            remote exchange (REPLICATE, BROADCAST, [])
                                                                scan time_dim (pushdown = true)
                                                    local exchange (GATHER, SINGLE, [])
                                                        remote exchange (REPLICATE, BROADCAST, [])
                                                            scan store (pushdown = true)
                                            local exchange (GATHER, SINGLE, [])
                                                remote exchange (REPARTITION, HASH, ["hd_demo_sk_106"])
                                                    scan household_demographics (pushdown = true)
                    final aggregation over ()
                        local exchange (GATHER, SINGLE, [])
                            remote exchange (GATHER, SINGLE, [])
                                partial aggregation over ()
                                    join (INNER, PARTITIONED):
                                        remote exchange (REPARTITION, HASH, ["ss_hdemo_sk_163"])
                                            join (INNER, REPLICATED):
                                                join (INNER, REPLICATED):
                                                    scan store_sales
                                                    local exchange (GATHER, SINGLE, [])
                                                        remote exchange (REPLICATE, BROADCAST, [])
                                                            scan time_dim (pushdown = true)
                                                local exchange (GATHER, SINGLE, [])
                                                    remote exchange (REPLICATE, BROADCAST, [])
                                                        scan store (pushdown = true)
                                        local exchange (GATHER, SINGLE, [])
                                            remote exchange (REPARTITION, HASH, ["hd_demo_sk_182"])
                                                scan household_demographics (pushdown = true)
                final aggregation over ()
                    local exchange (GATHER, SINGLE, [])
                        remote exchange (GATHER, SINGLE, [])
                            partial aggregation over ()
                                join (INNER, PARTITIONED):
                                    remote exchange (REPARTITION, HASH, ["ss_hdemo_sk_239"])
                                        join (INNER, REPLICATED):
                                            join (INNER, REPLICATED):
                                                scan store_sales
                                                local exchange (GATHER, SINGLE, [])
                                                    remote exchange (REPLICATE, BROADCAST, [])
                                                        scan time_dim (pushdown = true)
                                            local exchange (GATHER, SINGLE, [])
                                                remote exchange (REPLICATE, BROADCAST, [])
                                                    scan store (pushdown = true)
                                    local exchange (GATHER, SINGLE, [])
                                        remote exchange (REPARTITION, HASH, ["hd_demo_sk_258"])
                                            scan household_demographics (pushdown = true)
            final aggregation over ()
                local exchange (GATHER, SINGLE, [])
                    remote exchange (GATHER, SINGLE, [])
                        partial aggregation over ()
                            join (INNER, PARTITIONED):
                                remote exchange (REPARTITION, HASH, ["ss_hdemo_sk_315"])
                                    join (INNER, REPLICATED):
                                        join (INNER, REPLICATED):
                                            scan store_sales
                                            local exchange (GATHER, SINGLE, [])
                                                remote exchange (REPLICATE, BROADCAST, [])
                                                    scan time_dim (pushdown = true)
                                        local exchange (GATHER, SINGLE, [])
                                            remote exchange (REPLICATE, BROADCAST, [])
                                                scan store (pushdown = true)
                                local exchange (GATHER, SINGLE, [])
                                    remote exchange (REPARTITION, HASH, ["hd_demo_sk_334"])
                                        scan household_demographics (pushdown = true)
        final aggregation over ()
            local exchange (GATHER, SINGLE, [])
                remote exchange (GATHER, SINGLE, [])
                    partial aggregation over ()
                        join (INNER, PARTITIONED):
                            remote exchange (REPARTITION, HASH, ["ss_hdemo_sk_391"])
                                join (INNER, REPLICATED):
                                    join (INNER, REPLICATED):
                                        scan store_sales
                                        local exchange (GATHER, SINGLE, [])
                                            remote exchange (REPLICATE, BROADCAST, [])
                                                scan time_dim (pushdown = true)
                                    local exchange (GATHER, SINGLE, [])
                                        remote exchange (REPLICATE, BROADCAST, [])
                                            scan store (pushdown = true)
                            local exchange (GATHER, SINGLE, [])
                                remote exchange (REPARTITION, HASH, ["hd_demo_sk_410"])
                                    scan household_demographics (pushdown = true)
    final aggregation over ()
        local exchange (GATHER, SINGLE, [])
            remote exchange (GATHER, SINGLE, [])
                partial aggregation over ()
                    join (INNER, PARTITIONED):
                        remote exchange (REPARTITION, HASH, ["ss_hdemo_sk_467"])
                            join (INNER, REPLICATED):
                                join (INNER, REPLICATED):
                                    scan store_sales
                                    local exchange (GATHER, SINGLE, [])
                                        remote exchange (REPLICATE, BROADCAST, [])
                                            scan time_dim (pushdown = true)
                                local exchange (GATHER, SINGLE, [])
                                    remote exchange (REPLICATE, BROADCAST, [])
                                        scan store (pushdown = true)
                        local exchange (GATHER, SINGLE, [])
                            remote exchange (REPARTITION, HASH, ["hd_demo_sk_486"])
                                scan household_demographics (pushdown = true)
