Asp.net在GridView中显示数据

using System.Data;               //引用命名空间
using System.Data.SqlClient; 

SqlConnection con = new SqlConnection("server=(local);database=sq_ncxhdata;uid=sa;Pwd=zhongshuangqian");
            SqlDataAdapter msda = new SqlDataAdapter("select * from UserInfo", con);
            DataSet ds = new DataSet();
            msda.Fill(ds);
            con.Close();
            this.GridView1.DataSource = ds;
            this.GridView1.DataBind();