docs: public static CommerceDiscountRel fetchByCD_CN_First(
  		long commerceDiscountId, long classNameId,
  		OrderByComparator<CommerceDiscountRel> orderByComparator) {
  		return getPersistence()
  				   .fetchByCD_CN_First(commerceDiscountId, classNameId,
  			orderByComparator);
  	}