[
    {
        "Write" = [
            {
                "Data" = [
                    
                ];
                "Type" = [
                    "ListType";
                    [
                        "StructType";
                        [
                            [
                                "c_name";
                                [
                                    "DataType";
                                    "String"
                                ]
                            ];
                            [
                                "c_custkey";
                                [
                                    "DataType";
                                    "Int32"
                                ]
                            ];
                            [
                                "o_orderkey";
                                [
                                    "DataType";
                                    "Int32"
                                ]
                            ];
                            [
                                "o_orderdate";
                                [
                                    "OptionalType";
                                    [
                                        "DataType";
                                        "Date"
                                    ]
                                ]
                            ];
                            [
                                "o_totalprice";
                                [
                                    "DataType";
                                    "Double"
                                ]
                            ];
                            [
                                "sum_l_quantity";
                                [
                                    "DataType";
                                    "Double"
                                ]
                            ]
                        ]
                    ]
                ]
            }
        ]
    }
]