get ID in .aspx page

[Alairrw]

I'm doing a movie review site. ShowMovie.aspx?Id=6I cann't get Id from url in .aspx page \[code\] <table border="1" cellpadding="1" cellspacing="1" style="width: 500px;"> <tbody> <asp:Repeater ID="Repeater1" runat="server" DataSourceID="SqlDataSource1"> <ItemTemplate> <tr> <td> <asp:Label ID="lblType" runat="server" Text='<%# Eval("Comment") %>'></asp:Label> </td> </tr> </ItemTemplate> </asp:Repeater> <asp:SqlDataSource ID='SqlDataSource1' runat='server' ConnectionString='<%$ ConnectionStrings:con %>' SelectCommand='SELECT [Comment] FROM [Comment] where [MovieId]=<%= Request.QueryString("Id") %>'> </asp:SqlDataSource> </tbody> </table>\[/code\]but i can get Id in .aspx.cs page with\[code\]protected void Page_Load(object sender, EventArgs e) { Id = Request.QueryString["Id"]; String types = ""; con = new Connect().Connection(); cmd = new SqlCommand("Select * from Movie where Id=" + Id, con); dr = cmd.ExecuteReader(); dr.Read(); lblTitle.Text = dr["Title"].ToString(); lblDescription.Text = dr["Description"].ToString(); Picture.ImageUrl = dr["Picture"].ToString(); dr.Close(); \[/code\]}this is the errorIncorrect syntax near '<'.Exception Details: System.Data.SqlClient.SqlException: Incorrect syntax near '<'.Stack Trace: [SqlException (0x80131904): Incorrect syntax near '<'.]