<asp:Repeater ID="ParentRepeater" runat="server" DataSourceID="Sql_Datasources">
<ItemTemplate>
<h3>ID = <%# DataBinder.Eval(Container.DataItem, "id")%></h3>

                                        <asp:Repeater ID="ChildRepeater" runat="server" DataSourceID="SqlDatasourcesFeeds">
                                        <ItemTemplate>
                                            ****
                                            Feed:&nbsp;&nbsp;<%# DataBinder.Eval(Container.DataItem, "Feed_Caption")%>
                                            ***
                                        </ItemTemplate>
                                        </asp:Repeater>

</ItemTemplate>
</asp:Repeater>



                        <asp:SqlDataSource ID="Sql_Datasources" runat="server" DataSourceMode="DataReader" ConnectionString="<%$ ConnectionStrings:WH_ManagementConnectionString %>"
                            SelectCommand=
                            "SELECT
                            [id],
                            [name]
                            FROM [etl_info].[DATASOURCES]">
                        </asp:SqlDataSource>


                        <asp:SqlDataSource ID="SqlDatasourcesFeeds" runat="server" DataSourceMode="DataReader" ConnectionString="<%$ ConnectionStrings:WH_ManagementConnectionString %>"
                            SelectCommand=
                            "
                            SELECT
                            Feed_Caption
                            WHERE  id = @DatasourceID
                            ">

                               <SelectParameters>
                                    <asp:Parameter Name="DatasourceID" Type="Int32" DefaultValue="0" />
                               </SelectParameters>

                        </asp:SqlDataSource>

    Private Sub ParentRepeater_ItemDataBound(sender As Object, e As RepeaterItemEventArgs) Handles ParentRepeater.ItemDataBound

        If e.Item.ItemType = ListItemType.Item OrElse e.Item.ItemType = ListItemType.AlternatingItem Then

            Dim Repeater2 As Repeater = DirectCast(e.Item.FindControl("ChildRepeater"), Repeater)
            Dim datasource As Integer = DataBinder.Eval(e.Item.DataItem, "id")


            SqlDatasourcesFeeds.SelectParameters("DatasourceID").DefaultValue = datasource
            Repeater2.DataBind()

        End If
    End Sub