querybuilder.php

        $publications = $user->getUserPublicationsAsArray();
        $week = $this->getCurrentWeek();
        $qb = $this->getEntityManager()->createQueryBuilder();
        $qb->select(array('a', 'count(a) as amount'))
           ->from('Admin\Entity\Advert', 'a')
           ->where('a.fordate >= '.date('Y-m-d', $week['to']))
           ->andWhere($qb->expr()->in('a.publication', $publications))
           ->groupBy('a.advertType, a.publication, a.fordate, a.created');

        $this->getLogger()->info($qb->getQuery()->getSQL());

        return $qb->getQuery()->getResult();

result.php

array
  0 => 
    object(Admin\Entity\Advert)[676]
      private 'advertId' => int 14
      private 'fordate' => 
        object(DateTime)[644]
          public 'date' => string '2012-12-03 00:00:00' (length=19)
          public 'timezone_type' => int 3
          public 'timezone' => string 'Europe/Berlin' (length=13)
      private 'created' => 
        object(DateTime)[678]
          public 'date' => string '2012-11-30 14:54:28' (length=19)
          public 'timezone_type' => int 3
          public 'timezone' => string 'Europe/Berlin' (length=13)
      private 'package' => 
        object(Doctrine\ORM\PersistentCollection)[667]
          private 'snapshot' => 
            array
              ...
          private 'owner' => 
            &object(Admin\Entity\Advert)[676]
          private 'association' => 
            array
              ...
          private 'em' => 
            object(Doctrine\ORM\EntityManager)[308]
              ...
          private 'backRefFieldName' => string 'advert' (length=6)
          private 'typeClass' => 
            object(Doctrine\ORM\Mapping\ClassMetadata)[675]
              ...
          private 'isDirty' => boolean false
          private 'initialized' => boolean false
          private 'coll' => 
            object(Doctrine\Common\Collections\ArrayCollection)[662]
              ...
      private 'publication' => 
        object(DoctrineORMModule\Proxy\__CG__\Admin\Entity\Publication)[657]
          private '_entityPersister' => 
            object(Doctrine\ORM\Persisters\BasicEntityPersister)[658]
              ...
          private '_identifier' => 
            array
              ...
          public '__isInitialized__' => boolean false
          private 'publicationId' (Admin\Entity\Publication) => null
          private 'name' (Admin\Entity\Publication) => null
          private 'coverage' (Admin\Entity\Publication) => null
          private 'provision' (Admin\Entity\Publication) => null
          private 'contactName' (Admin\Entity\Publication) => null
          private 'contactPhone' (Admin\Entity\Publication) => null
          private 'contactEmail' (Admin\Entity\Publication) => null
          private 'publisher' (Admin\Entity\Publication) => null
          private 'publicationType' (Admin\Entity\Publication) => null
          private 'mandator' (Admin\Entity\Publication) => null
          private 'userPublications' (Admin\Entity\Publication) => null
          private 'discountCategories' (Admin\Entity\Publication) => null
          private 'weightingCategories' (Admin\Entity\Publication) => null
          private 'discountSeason' (Admin\Entity\Publication) => null
          private 'blacklist' (Admin\Entity\Publication) => null
          private 'cover' (Admin\Entity\Publication) => null
      private 'advertType' => 
        object(Admin\Entity\AdvertType)[578]
          private 'advertTypeId' => int 1
          private 'name' => string '1/1 Ganze Seite' (length=15)
          private 'mandator' => 
            object(DoctrineORMModule\Proxy\__CG__\Admin\Entity\Mandator)[367]
              ...
      private 'mandator' => 
        object(DoctrineORMModule\Proxy\__CG__\Admin\Entity\Mandator)[367]
          private '_entityPersister' => 
            object(Doctrine\ORM\Persisters\BasicEntityPersister)[365]
              ...
          private '_identifier' => 
            array
              ...
          public '__isInitialized__' => boolean false
          private 'mandatorId' (Admin\Entity\Mandator) => null
          private 'name' (Admin\Entity\Mandator) => null
          private 'locale' (Admin\Entity\Mandator) => null
  'amount' => string '3' (length=1)

The Query.sql

SELECT a0_.advert_id AS advert_id0, a0_.fordate AS fordate1, a0_.created AS created2, count(a0_.advert_id) AS sclr3, a0_.publication_id AS publication_id4, a0_.advert_type_id AS advert_type_id5, a0_.mandator_id AS mandator_id6 FROM advert a0_ WHERE a0_.fordate >= 2013 - 01 - 14 AND a0_.publication_id IN (6, 7) GROUP BY a0_.advert_type_id, a0_.publication_id, a0_.fordate, a0_.created