Forbinde til sql server 2005

Kode 

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;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web.Security;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.Common;
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 excelConnectionString = string.Format(@"Provider=Microsoft.Jet.OLEDB.4.0;Data Source={0};Extended Properties=""Excel 8.0;HDR=YES;""", Server.MapPath("database.xls"));



        using (OleDbConnection connection =
             new OleDbConnection(excelConnectionString))
        {

            OleDbCommand command = new OleDbCommand
            ("Select ID,Data FROM [Sheet1$]", connection);

            connection.Open();

            using (DbDataReader dr = command.ExecuteReader())
            {
                string sqlConnectionString = "Data Source=.;Initial Catalog=Test;Integrated Security=True";

                using (SqlBulkCopy bulkCopy =
                   new SqlBulkCopy(sqlConnectionString))
                {
                    bulkCopy.DestinationTableName = "ExcelData";
                    bulkCopy.WriteToServer(dr);

                    
                }
            }
        }
    }
}