asp.net实验二:连接sql server 2008数据库
要求,通过ASP.NET 与sql server 2008进行连接,并测试数据。任意在asp.net应用程序中添加一个web窗体,如test.aspx
在tesst.aspx.cs中添加代码进行测试:
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data.SqlClient; //注意需要添加此句
namespace aspnet3
{
public partial class datatest : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
string strconn = "server=localhost;uid=sa;pwd=longlt;database=School";
SqlConnection conn = new SqlConnection(strconn); //创建连接
string sql = "select * from students";
conn.Open();
SqlCommand cmd = new SqlCommand(sql, conn); //执行查询
Response.Write("连接成功");
SqlDataReader dr = cmd.ExecuteReader(); //查询结果
if (dr.Read())
{
//利用dr[索引]对数据库表进行操作,dr[]返回object;
//可以用字段做索引,也可用列号0,1..做索引
Response.Write(dr.ToString() + "<br>");
}
// this.Lab.Text = "suc";
}
}
}
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