Question

没有where命令，结果如下所示，每次在产品类别

之后重复所有记录

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<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server"></head>
<body>    
<form id="form1" runat="server">
<div>
    <asp:Repeater ID="Repeater1" runat="server" DataSourceID="AccessDataSource1">
    <ItemTemplate>
    <li><asp:Label ID="Label1" runat="server" Text='<%# Bind("PCName") %>' /></li>
<asp:AccessDataSource ID="AccessDataSource2" runat="server" DataFile="~/Database/PDetail.mdb" 
SelectCommand="SELECT DISTINCT [PBName] FROM [PDETAIL] WHERE PCName= <%# Eval('PCName')%> " />
<asp:Repeater ID="Repeater2" runat="server" DataSourceID="AccessDataSource2">
    <ItemTemplate> <li> <%# Eval("PBName")%> </li> </ItemTemplate>
</asp:Repeater>
    </ItemTemplate>
    </asp:Repeater>

<asp:AccessDataSource ID="AccessDataSource1" runat="server"  DataFile="~/Database/PDetail.mdb" 
    SelectCommand="SELECT DISTINCT [PCName] FROM [PDETAIL]" />
</div>
</form>

Answer 1

<ItemTemplate>

<asp:AccessDataSource ID="AccessDataSource2" 
      runat="server" DataFile="~/Database/PDetail.mdb" 
      SelectCommand='<%# "SELECT DISTINCT [PBName] FROM [PDETAIL] WHERE PCName= " +  (char)39 + Eval("PCName") + (char)39 %>'  />

</ItemTemplate>


 (char)39 is for '

[OleDbException（0x80040e14）：查询表达式'PCName =＆lt;％＃Eval（'PCName'）％＆gt;'中的语法错误（缺少运算符）。

1 个答案: