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我有這個代碼,我得到了某處(信貸給作者),並修改了一下,以便每7天對數據庫進行一次自動備份。自動備份訪問數據庫
Function fMakeBackup() As Boolean
Dim Source As String
Dim Target As String
Dim retval As Integer
On Error GoTo sysBackup_Err
Source = CurrentDb.name
Target = "d:\"
Target = Target & Format(Date, "mm-dd-yyyy") & " "
Target = Target & Format(Time, "hh-mm") & ".accdb"
If DateDiff("d", DLookup("[BackupDate]", "WinAutoBackup", "[BckID] =1"), Date) = 7 Then
retval = 0
Dim objFSO As Object
Set objFSO = CreateObject("Scripting.FileSystemObject")
retval = objFSO.CopyFile(Source, Target, True)
Set objFSO = Nothing
DoCmd.SetWarnings False
DoCmd.RunSQL "UPDATE WinAutoBackup SET WinAutoBackup.BackupDate = Date();"
DoCmd.SetWarnings True
MsgBox "Backup successfull. Next auto backup in 7 days"
Else
Exit Function
End If
sysBackup_Exit:
Exit Function
sysBackup_Err:
MsgBox Err.Description, , "sysBackup()"
Resume sysBackup_Exit
End Function
我怎麼能修改路徑,使所有的備份文件進入一個文件夾,名爲備份 同一目錄內的主要後端數據庫文件?
Thx Gustav。但我可能需要隨時修改此路徑,以便在另一臺計算機上使用該數據庫。特別是如果沒有驅動器f:\。有沒有辦法讓系統自行識別路徑,以便不需要總是修改vba代碼? – ezybusy