綁定dataset

if(!Page.IsPostBack)
   {
    SqlConnection conn = new SqlConnection(con);
    conn.Open();

    string strSql = "select * from 公告";

    SqlCommand cm = new SqlCommand(strSql,conn);
    SqlDataAdapter Adapter = new SqlDataAdapter();
    DataSet ds = new DataSet();

    Adapter.SelectCommand = cm;
    Adapter.Fill(ds,"公告");
    
    conn.Close();

    DataGrid1.DataSource = ds.Tables["公告"].DefaultView;
    DataGrid1.DataBind();
   }