200分求一个编C#程序

我现在发2信息给你了，我用的是2003版的，不知道你是哪个版本的，只是一个简单程序，你现在打开看看，然后你再把你的题目和邮箱发给我，我给我发个完整的。

vb.net??

Imports System.io
Imports System.Data
Imports System.Data.OleDb

Public Class DataAccess
Private adapter As OleDbDataAdapter
Private conn As OleDbConnection

Private Sub Initial()
Dim connString As String
connString = System.Configuration.ConfigurationSettings.AppSettings("ConnectionString")
conn = New OleDbConnection(connString)

adapter = New OleDbDataAdapter
adapter.SelectCommand = New OleDbCommand("", conn)
End Sub

'Update database ON SQL
Public Sub UpdateDatabase(ByVal sqlText As String)
Try
adapter.SelectCommand.CommandText = sqlText
adapter.SelectCommand.ExecuteNonQuery()
Catch ex As Exception
Throw ex
Fi