public IActionResult AddSingleEntity(string tableName, int active)
        {
            string connectName = Request.Cookies["connection_name"];

            if (!string.IsNullOrWhiteSpace(connectName))
            {
                TableInfo info = new TableInfo
                {
                    ConnectionName = connectName,
                    TableName      = tableName,
                    Active         = 1
                };
                var result = _service.AddSingleEntity(info);
                return(Ok(new { result.result, result.message }));
            }
            return(Ok(new { result = false, message = "连接信息已过期" }));
        }