dbhelper.cs

一个不错的文档

using System;
using System.Collections.Generic;
using System.Text;
using System.Data.SqlClient;
using System.Configuration;

namespace MySchoolPrj.DAO
{
    class DBHelper
    {
        public static string connString = "server=WANGDONG-PC\\SQLEXPRESS;database=MySchool_DB;uid=sa;pwd=sa;";
        //public static string connString = "Data Source=MICROSOF-F2BFE2\\SQLEXPRESS;Initial Catalog=MySchool_DB;Integrated Security=True";
        public static SqlConnection con = new SqlConnection(connString);
    }
    

    
}