protected void Page_Load(object sender, EventArgs e) { lblTime.Text = DateTime.Now.ToString("yyyy/MM/dd hh:mm:ss"); _queryDay = Request.QueryString["day"]; if (String.IsNullOrEmpty(_queryDay)) { _queryDay = DateTime.Now.ToString("yyyyMMdd"); } QueriesTableAdapter qtAdapter = new QueriesTableAdapter(); //GridView1.DataSource = qtAdapter.NetProfitQuery(); //GridView1.DataBind(); DetailsView1.DataSource = qtAdapter.CurrencyRateQuery(); DetailsView1.DataBind(); }