docs: @Override
  	public void removeByCN_CPK(long classNameId, long classPK) {
  		for (CommerceDiscountRel commerceDiscountRel : findByCN_CPK(
  				classNameId, classPK, QueryUtil.ALL_POS, QueryUtil.ALL_POS, null)) {
  			remove(commerceDiscountRel);
  		}
  	}