docs: public static CommerceDiscountRel findByCN_CPK_First(long classNameId,
  		long classPK, OrderByComparator<CommerceDiscountRel> orderByComparator)
  		throws com.liferay.commerce.discount.exception.NoSuchDiscountRelException {
  		return getPersistence()
  				   .findByCN_CPK_First(classNameId, classPK, orderByComparator);
  	}