简单实用的DBHelper类（以SqlServer为例）
摘要：
using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Data;using System.Data.SqlClient;using System.Configuration;namespace DAL{ internal class DBHelper { //打开连接 private SqlConnection con = null; //命令 private SqlCommand cmd = null; private static DBHelper... 阅读全文
posted @ 2012-06-15 23:55 扮猪吃老虎 阅读(835) 评论(2) 推荐(1)
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