Application.DBEngine Property

Access Developer Reference

You can use the DBEngine property in Visual Basic to access the current DBEngine object and its related properties. Read-only DBEngine.



expression A variable that represents an Application object.


The DBEngine property of the Application object represents the Microsoft Access database engine. The DBEngine object is the top-level object in the Data Access Objects (DAO) model and it contains and controls all other objects in the hierarchy of Data Access Objects.


The following example displays the DBEngine properties in a message box.

Visual Basic for Applications
  Private Sub Command1_Click()
    DisplayApplicationInfo Me
End Sub

Function DisplayApplicationInfo(obj As Object) As Integer
    Dim objApp As Object, intI As Integer, strProps As String
    On Error Resume Next
        ' Form Application property.
        Set objApp = obj.Application
        MsgBox "Application Visible property = " & objApp.Visible
        If objApp.UserControl = True Then
        For intI = 0 To objApp.DBEngine.Properties.Count - 1
            strProps = strProps & objApp.DBEngine.Properties(intI).Name & ", "
        Next intI
        End If
        MsgBox Left(strProps, Len(strProps) - 2) & ".", vbOK, "DBEngine Properties"
End Function