ASP.NET2.0 缓存(Cache)技术介绍

   protected void Page_Load(object sender, EventArgs e)
    ...{
        Label1.Text = DateTime.Now.ToString();

        source = (DataView)Cache["SQUARE"];

        if (source == null)
        ...{
            conn = new SqlConnection(ConfigurationManager.ConnectionStrings["GoConnectionString"].ConnectionString);
            mycmd = new SqlDataAdapter("select * from GUser", conn);

            DataSet ds = new DataSet();

            mycmd.Fill(ds, "GUser");

            source = new DataView(ds.Tables["GUser"]);

            Cache["SQUARE"] = source;

        }
        else 
        ...{
           
        }
        
        GridView1.DataSource = source;
        GridView1.DataBind();
    }