da = New OleDbDataAdapter("SELECT * FROM BILDER;", db)
      da.AcceptChangesDuringFill = False
      dt = New DataTable
      da.MissingSchemaAction = MissingSchemaAction.AddWithKey
      da.Fill(dt)
 
      da = New OleDbDataAdapter("SELECT * FROM BILDER2 ;", db)
      da.AcceptChangesDuringFill = False
      da.Fill(dt)