【Access函数】删除所有的关系
时 间:2012-08-09 08:16:26
作 者:Allen Browne ID:6392 城市:昆山
摘 要:删除所有的关系
正 文:
警告:此代码是危险的!它会删除当前数据库中的所有关系。
Function DeleteAllRelationships() As String
' WARNING: Deletes all relationships in the current database.
Dim db As Database ' Current DB
Dim rex As Relations ' Relations of currentDB.
Dim rel As Relation ' Relationship being deleted.
Dim iKt As Integer ' Count of relations deleted.
Dim sMsg As String ' MsgBox string.
sMsg = "About to delete ALL relationships between tables in the current database." & vbCrLf & "Continue?"
If MsgBox(sMsg, vbQuestion + vbYesNo + vbDefaultButton2, "Are you sure?") = vbNo Then
DeleteAllRelationships = "Operation cancelled"
Exit Function
End If
Set db = CurrentDb()
Set rex = db.Relations
iKt = rex.Count
Do While rex.Count > 0
Debug.Print rex(0).Name
rex.Delete rex(0).Name
Loop
DeleteAllRelationships = iKt & " relationship(s) deleted"
End Function
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