/// <summary>
        /// 显示表信息
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <returns></returns>
        public List <T> GetShowTable <T>()
        {
            string  sql     = GetHelper.GetShowSql <T>();
            DataSet dataSet = helper.GetDataSet(sql);

            return(GetHelper.DatatableTolist <T>(dataSet.Tables[0]));
        }