<asp:SqlDataSource ID="SqlDataSource7" runat="server" ConnectionString="<%$ ConnectionStrings:progettiConnectionString %>"
SelectCommand="dbo.proc_FiltroDinamicoColonnaDistinct"
SelectCommandType = "StoredProcedure">
<SelectParameters>
  <asp:ControlParameter ControlID="scelta" Name="NomeColonna" PropertyName="SelectedValue" />
</SelectParameters>
</asp:SqlDataSource>