GridView导出到Excel的最快方法？解决方法

GridView导出到Excel的最快方法？
有近万行数据，用哪种方法把GridView导出到Excel最快？


[解决办法]
http://www.cnblogs.com/lovecherry/archive/2005/03/25/125519.html
[解决办法]
从后台数据库导最快。
[解决办法]
Response.ContentType = "application/vnd.ms-excel ";
Response.Charset = " ";
this.EnableViewState = false ;
System.IO.StringWriter sw = new System.IO.StringWriter();
System.Web.UI.HtmlTextWriter hw = new HtmlTextWriter(sw);
this.GridView1.RenderControl(hw);
Response.Write(sw.ToString());
Response.End();