查询表元数据信息

{
    "code": 200,
    "data": {
        "formId": "23716e83dfee4dc9b09b66d72331133a",
        "tables": [
            {
                "database": "portal",
                "tableComment": "首启方式区分的用户量",
                "tableFields": [
                    {
                        "comment": "平台 2S5Wcx:IOS 2x1kfBk63z:安卓",
                        "name": "app_id",
                        "partition": false,
                        "type": "string"
                    },
                    {
                        "comment": "作弊类型 not_cheat:非作弊 cheat:作弊",
                        "name": "cheat_type",
                        "partition": false,
                        "type": "string"
                    },
                    {
                        "comment": "首启方式 app:主动打开 ug:唤醒打开 back:回流打开 push:PUSH打开 -:空",
                        "name": "first_start_bg",
                        "partition": false,
                        "type": "string"
                    },
                    {
                        "comment": "DAU",
                        "name": "dau",
                        "partition": false,
                        "type": "bigint"
                    },
                    {
                        "comment": null,
                        "name": "day",
                        "partition": true,
                        "type": "string"
                    }
                ],
                "tableName": "adm_core_user_bg_day"
            }
        ]
    },
    "message": null
}