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[求助]ADODB

wetshine 发布于 2006-12-21 00:31, 1034 次点击

为了打开活动的ADODB.Connection 对象之上的ADODB.recordset,并且将ADODB对象连接到student.mdb范例数据库,编写了下面的代码:

Private cnnNwind As New ADODB.Connection
Private rstNwind As New ADODB.Recordset
Private blnHasRun As Boolean


Private Sub Form_Activate()
If blnHasRun Then
Exit Sub
End If
Dim strSQL As String
DoEvents
cnnNwind.Provider = "Microsoft.Jet.OLEDB.3.51"
cnnNwind.Open "E:\student.mdb", "Admin"
strSQL = "SELECT * FROM Customers"
With rstNwind
Set .ActiveConnection = cnnNwind
.CursorType = adOpenKeyset
.LockType = adLockOptimistic
.Open strSQL
End With
Set adcNwind.Recordset = rstNwind
blnHasRun = True
End Sub

大家看一下这段代码,运行的时候报错:如下:The Microsoft Jet database engine cannot find the input table or query'customers' .Make sure it exits and that its name is spelled correctly .这是什么原因?帮忙看看谢谢了!

2 回复
#2
hyhhd2006-12-22 20:47
cnnNwind对象的连接字符串不对!找不见表!
#3
hyhhd2006-12-22 21:00

试试这个:
Private cnnNwind As New ADODB.Connection
Private rstNwind As New ADODB.Recordset
Private adcNwind As New ADODB.Recordset
Private blnHasRun As Boolean


Private Sub Form_Activate()
If blnHasRun Then
Exit Sub
End If

Dim strSQL As String

DoEvents

cnnNwind.Provider = "Microsoft.Jet.OLEDB.4.0"
cnnNwind.Open "E:\student.mdb", "Admin"
strSQL = "SELECT * FROM Customers"

With rstNwind
.CursorType = adOpenStatic
.LockType = adLockOptimistic
.Open strSQL, cnnNwind

End With

Set adcNwind = rstNwind
blnHasRun = True


End Sub

1