这是一个asp.net的全文教程.里面还有数据库的数据.对初学者有很大的帮助

				
				
				
				
				
				Ch15-03-04.aspx SELECT语句的群组化数据
				
				Sub Page_Load(Obj As Object, e As EventArgs)
				Dim DSN As String, tSQL As String
				' 设置使用联机字符串 
				DSN = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" & _
				     Server.MapPath("/ASP/Chap14/ASP.NET网页数据库.mdb") & ";"
				 ' 设置SQL语句
				tSQL = "SELECT UserName As 姓名, EMail As 电子邮件地址, " & _
				     "UserAccount As 登录账号 FROM UserDatas "  & _
				     "GROUP BY UserName, EMail, UserAccount " & _
				     " ORDER BY UserAccount"
				ShowResultSet(DSN, tSQL)
				End Sub