摘要： using System;using System.Collections.Generic;using System.Text;using System.Data;using System.Data.SqlClient;using System.Configuration;namespace MyBookShopSys.DAL{ /// <summary> /// 数据库访问类 测试1.3bate版 ///2009-08-18 XX 修改 ///2009-09-08 增加事务的处理 /// </summary> public static class DBHelper 阅读全文