子父表，就是这么简单。。。。。
<%@ Import Namespace="System.Data" %> 
<%@ Page Language="vb" AutoEventWireup="false" Codebehind="WebForm2.aspx.vb" Inherits="WebApplication99.WebForm2"%> 
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML> <HEAD> <title>WebForm2</title> <meta name="GENERATOR" content="Microsoft Visual Studio .NET 7.1"> <meta name="CODE_LANGUAGE" content="Visual Basic .NET 7.1"> <meta name="vs_defaultClientScript" content="JavaScript"> <meta name="vs_targetSchema" content="http://schemas.microsoft.com/intellisense/ie5"> </HEAD> <body> <form id="Form1" method="post" runat="server"> <asp:DataList id="parentRepeater" runat="server" RepeatDirection="Horizontal" RepeatColumns="2" Width="560px"> <ItemTemplate> <b> <%# Container.DataItem("str") %> </b> <br> <asp:Repeater id="childRepeater9" runat="server" datasource='<%# Container.DataItem.Row.GetChildRows("myrelation") %>'> <itemtemplate> <%# Container.DataItem("str") %> </itemtemplate> </asp:Repeater> <p></p> </ItemTemplate> </asp:DataList> </form> </body> </HTML>
Private Sub Page_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load 
Dim cnn As SqlConnection = New SqlConnection(sqlIO.conn.ToString) Dim cmd1 As SqlDataAdapter = New SqlDataAdapter("select * from tab", cnn) Dim ds As DataSet = New DataSet cmd1.Fill(ds, "tab") Dim cmd2 As SqlDataAdapter = New SqlDataAdapter("select * from tab2", cnn) cmd2.Fill(ds, "tab2") ds.Relations.Add("myrelation", _ ds.Tables("tab").Columns("id"), _ ds.Tables("tab2").Columns("id1")) parentRepeater.DataSource = ds.Tables("tab") parentRepeater.DataSource = ds.Tables("tab") Page.DataBind() cnn.Close() 
End Sub 