createQueryBuilder('b'); $qb->select('max(b.billCreditInteger) as billCreditNumber') ->join('b.bill','bil') ->join('bil.access','acc') ->andWhere('acc.organization=:org') ->orderBy('b.id', 'DESC') ->setParameter(':org',$organization) ->setMaxResults(1); return $qb->getQuery()->getOneOrNullResult(); } } ?>