Asp.Net建立Access数据库连接

using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.OleDb;

public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{

}
protected void Button1_Click(object sender, EventArgs e)
{
string ConStr = "Provider=Microsoft.Jet.OLEDB.4.0;Data source=" + Server.MapPath("Ex07_01.mdb");
OleDbConnection oc = new OleDbConnection(ConStr);
try
{
//打开数据库连接
oc.Open();
OleDbDataAdapter oa = new OleDbDataAdapter("select * from tb_info", oc);
DataSet ds = new DataSet();
oa.Fill(ds, "tb_info");
GridView1.DataSource = ds;
GridView1.DataBind();
Response.Write("<script language=javascript>alert('连接Access数据库成功！')</script>");
}
catch
{
Response.Write("<script language=javascript>alert('连接Access数据库失败！')</script>");
}
finally
{
//关闭数据库连接
oc.Close();
}
}
}