repo sample

annotation

/**
 * @ORM\Entity(repositoryClass="Comakai\TicketsBundle\Repository\TicketRepository")
 */
class Ticket...

repo

<?php

namespace Comakai\TicketsBundle\Repository;

use Doctrine\ORM\EntityRepository;

class TicketRepository extends EntityRepository
{

    public function findFirst()
    {
        return $this
        ->createQueryBuilder('a')
        ->setMaxResults(1)
        ->getQuery()
        ->getOneOrNullResult();
    }

}