docs: @Override
  	public CommerceDiscountRel fetchByCN_CPK_Last(long classNameId,
  		long classPK, OrderByComparator<CommerceDiscountRel> orderByComparator) {
  		int count = countByCN_CPK(classNameId, classPK);
  
  		if (count == 0) {
  			return null;
  		}
  
  		List<CommerceDiscountRel> list = findByCN_CPK(classNameId, classPK,
  				count - 1, count, orderByComparator);
  
  		if (!list.isEmpty()) {
  			return list.get(0);
  		}
  
  		return null;
  	}