UPDATE Departments SET Internal = ISNULL(Internal, 0), Autocharge = ISNULL(Autocharge, 0),
  Technical = ISNULL(Technical, 0), ForceOnCashierID = ISNULL(ForceOnCashierID, 0),
  UseQuickLogin = ISNULL(UseQuickLogin, 0), QuickUserChange = ISNULL(QuickUserChange, 0),
  OneClickPosting = ISNULL(OneClickPosting, 0)