SqlDataSource Kullanımı (Giriş Seviyesi)

<connectionStrings>
    <add name="conn" connectionString="Data Source=XXX.XXX.XXX.XXX; Initial Catalog=veritabaniadi; User ID=kullaniciadi; Password=sifre;Persist Security Info=True"
      providerName="System.Data.SqlClient" />
  </connectionStrings>

<asp:SqlDataSource ID="SqlDataSource2" runat="server"
         ConnectionString="<%$ ConnectionStrings:conn %>"
          SelectCommand="Select id,uye From Uyeler">
        </asp:SqlDataSource>
        <asp:DropDownList ID="DropDownList1" runat="server" DataSourceID="SqlDataSource2" DataTextField="uye" DataValueField="id" AutoPostBack="True">
        </asp:DropDownList><br />
        <hr />
        <br />
        <asp:SqlDataSource ID="SqlDataSource1" runat="server"
         ConnectionString="<%$ ConnectionStrings:conn %>" SelectCommand="Select * From Uyeler Where id=@id">
        <SelectParameters>
        <asp:ControlParameter ControlID="DropDownList1" Name="id" PropertyName="SelectedValue" />
        </SelectParameters>
         </asp:SqlDataSource>
        &nbsp;<asp:GridView ID="GridView1" runat="server" DataSourceID="SqlDataSource1">
        </asp:GridView>