diff --git a/lib/Doctrine/ORM/EntityManager.php b/lib/Doctrine/ORM/EntityManager.php
index 0f35ee869..010c0b703 100644
--- a/lib/Doctrine/ORM/EntityManager.php
+++ b/lib/Doctrine/ORM/EntityManager.php
@@ -262,11 +262,13 @@ class EntityManager
     }
     
     /**
-     * @todo Implementation.
+     * Create a QueryBuilder instance
+     *
+     * @return QueryBuilder $qb
      */
     public function createQueryBuilder()
     {
-        //...
+        return new QueryBuilder($this);
     }
     
     /**
diff --git a/lib/Doctrine/ORM/Query.php b/lib/Doctrine/ORM/Query.php
index a993e4b1d..6879193e5 100644
--- a/lib/Doctrine/ORM/Query.php
+++ b/lib/Doctrine/ORM/Query.php
@@ -291,7 +291,6 @@ final class Query extends AbstractQuery
      */
     public function setDql($dqlQuery)
     {
-        $this->free();
         if ($dqlQuery !== null) {
             $this->_dql = $dqlQuery;
             $this->_state = self::STATE_DIRTY;
diff --git a/lib/Doctrine/ORM/Query/Expr/Having.php b/lib/Doctrine/ORM/Query/Expr/Having.php
new file mode 100644
index 000000000..0eb0f727a
--- /dev/null
+++ b/lib/Doctrine/ORM/Query/Expr/Having.php
@@ -0,0 +1,43 @@
+<?php
+/*
+ *  $Id$
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * This software consists of voluntary contributions made by many individuals
+ * and is licensed under the LGPL. For more information, see
+ * <http://www.doctrine-project.org>.
+ */
+
+namespace Doctrine\ORM\Query\Expr;
+
+/**
+ * Expression class for building DQL Having parts
+ *
+ * @author      Jonathan H. Wage <jonwage@gmail.com>
+ * @author      Guilherme Blanco <guilhermeblanco@gmail.com>
+ * @license     http://www.opensource.org/licenses/lgpl-license.php LGPL
+ * @link        http://www.phpdoctrine.org
+ * @since       2.0
+ * @version     $Revision$
+ */
+class Having extends Base
+{
+    protected $_preSeparator = '';
+    protected $_postSeparator = '';
+    protected $_allowedClasses = array(
+        'Doctrine\ORM\Query\Expr\Comparison',
+        'Doctrine\ORM\Query\Expr\Orx',
+        'Doctrine\ORM\Query\Expr\Func'
+    );
+}
\ No newline at end of file
diff --git a/lib/Doctrine/ORM/QueryBuilder.php b/lib/Doctrine/ORM/QueryBuilder.php
index 95f9bc1f7..07f4b113c 100644
--- a/lib/Doctrine/ORM/QueryBuilder.php
+++ b/lib/Doctrine/ORM/QueryBuilder.php
@@ -79,28 +79,14 @@ class QueryBuilder
     private $_dql;
 
     /**
-     * @var array $params Parameters of this query.
+     * @var Query $q The Query instance used for this QueryBuilder
      */
-    private $_params = array();
-
-    /**
-     * @var integer The first result to return (the "offset").
-     */
-    private $_firstResult = null;
-    
-    /**
-     * @var integer The maximum number of results to return (the "limit").
-     */
-    private $_maxResults = null;
+    private $_q;
 
     public function __construct(EntityManager $entityManager)
     {
         $this->_em = $entityManager;
-    }
-
-    public static function create(EntityManager $entityManager)
-    {
-        return new self($entityManager);
+        $this->_q = $entityManager->createQuery();
     }
 
     public function getType()
@@ -148,18 +134,9 @@ class QueryBuilder
 
     public function getQuery()
     {
-        $q = new Query($this->_em);
-        $q->setDql($this->getDql());
-        $q->setParameters($this->getParameters());
-        $q->setFirstResult($this->getFirstResult());
-        $q->setMaxResults($this->getMaxResults());
+        $this->_q->setDql($this->getDql());
 
-        return $q;
-    }
-
-    public function execute($params = array(), $hydrationMode = null)
-    {
-        return $this->getQuery()->execute($params, $hydrationMode);
+        return $this->_q;
     }
 
     /**
@@ -170,7 +147,7 @@ class QueryBuilder
      */
     public function setParameter($key, $value)
     {
-        $this->_params[$key] = $value;
+        $this->_q->setParameter($key, $value);
 
         return $this;
     }
@@ -182,9 +159,7 @@ class QueryBuilder
      */
     public function setParameters(array $params)
     {
-        foreach ($params as $key => $value) {
-            $this->setParameter($key, $value);
-        }
+        $this->_q->setParameters($params);
 
         return $this;
     }
@@ -196,10 +171,7 @@ class QueryBuilder
      */
     public function getParameters($params = array())
     {
-        if ($params) {
-            return array_merge($this->_params, $params);
-        }
-        return $this->_params;
+        return $this->_q->getParameters($params);
     }
     
     /**
@@ -210,7 +182,7 @@ class QueryBuilder
      */
     public function getParameter($key)
     {
-        return isset($this->_params[$key]) ? $this->_params[$key] : null;
+        return $this->_q->getParameter($key);
     }
 
     /**
@@ -400,52 +372,6 @@ class QueryBuilder
         return $this->add('orderBy', Expr::orderBy($sort, $order), true);
     }
 
-    /**
-     * Sets the position of the first result to retrieve (the "offset").
-     *
-     * @param integer $firstResult The first result to return.
-     * @return Query This query object.
-     */
-    public function setFirstResult($firstResult)
-    {
-        $this->_firstResult = $firstResult;
-        return $this;
-    }
-    
-    /**
-     * Gets the position of the first result the query object was set to retrieve (the "offset").
-     * Returns NULL if {@link setFirstResult} was not applied to this query.
-     * 
-     * @return integer The position of the first result.
-     */
-    public function getFirstResult()
-    {
-        return $this->_firstResult;
-    }
-
-    /**
-     * Sets the maximum number of results to retrieve (the "limit").
-     * 
-     * @param integer $maxResults
-     * @return Query This query object.
-     */
-    public function setMaxResults($maxResults)
-    {
-        $this->_maxResults = $maxResults;
-        return $this;
-    }
-    
-    /**
-     * Gets the maximum number of results the query object was set to retrieve (the "limit").
-     * Returns NULL if {@link setMaxResults} was not applied to this query.
-     * 
-     * @return integer Maximum number of results.
-     */
-    public function getMaxResults()
-    {
-        return $this->_maxResults;
-    }
-
     /**
      * Get the DQL query string for DELETE queries
      *
diff --git a/tests/Doctrine/Tests/ORM/Functional/AllTests.php b/tests/Doctrine/Tests/ORM/Functional/AllTests.php
index 3c53a7ee6..43fe7034f 100644
--- a/tests/Doctrine/Tests/ORM/Functional/AllTests.php
+++ b/tests/Doctrine/Tests/ORM/Functional/AllTests.php
@@ -34,7 +34,6 @@ class AllTests
         $suite->addTestSuite('Doctrine\Tests\ORM\Functional\OneToOneSelfReferentialAssociationTest');
         $suite->addTestSuite('Doctrine\Tests\ORM\Functional\OneToManySelfReferentialAssociationTest');
         $suite->addTestSuite('Doctrine\Tests\ORM\Functional\ManyToManySelfReferentialAssociationTest');
-        $suite->addTestSuite('Doctrine\Tests\ORM\Functional\QueryBuilderTest');
 
         return $suite;
     }
diff --git a/tests/Doctrine/Tests/ORM/Functional/QueryBuilderTest.php b/tests/Doctrine/Tests/ORM/Functional/QueryBuilderTest.php
deleted file mode 100644
index 30dde2729..000000000
--- a/tests/Doctrine/Tests/ORM/Functional/QueryBuilderTest.php
+++ /dev/null
@@ -1,73 +0,0 @@
-<?php
-
-namespace Doctrine\Tests\ORM\Functional;
-
-use Doctrine\Tests\Models\CMS\CmsUser;
-use Doctrine\Tests\Models\CMS\CmsArticle;
-use Doctrine\ORM\QueryBuilder;
-
-require_once __DIR__ . '/../../TestInit.php';
-
-class QueryBuilderTest extends \Doctrine\Tests\OrmFunctionalTestCase
-{
-    protected function setUp()
-    {
-        $this->useModelSet('cms');
-        parent::setUp();
-    }
-
-    public function testExecute()
-    {
-        $qb = QueryBuilder::create($this->_em)
-            ->select('u')
-            ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u');
-
-        $results = $qb->execute();
-        $this->assertEquals('Doctrine\Common\Collections\Collection', get_class($results));
-    }
-
-    public function testSetMaxResultsAndSetFirstResultZero()
-    {
-        $qb = QueryBuilder::create($this->_em)
-            ->select('u')
-            ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
-            ->setMaxResults(10)
-            ->setFirstResult(0);
-
-        $this->assertEquals('SELECT c0_.id AS id0, c0_.status AS status1, c0_.username AS username2, c0_.name AS name3 FROM cms_users c0_ OFFSET 0 LIMIT 10', $qb->getQuery()->getSql());
-    }
-
-    public function testSetMaxResultsAndSetFirstResult()
-    {
-        $qb = QueryBuilder::create($this->_em)
-            ->select('u')
-            ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
-            ->setMaxResults(10)
-            ->setFirstResult(10);
-
-        $this->assertEquals('SELECT c0_.id AS id0, c0_.status AS status1, c0_.username AS username2, c0_.name AS name3 FROM cms_users c0_ OFFSET 10 LIMIT 10', $qb->getQuery()->getSql());
-    }
-
-    public function testRemoveSetMaxResultsAndSetFirstResult()
-    {
-        $qb = QueryBuilder::create($this->_em)
-            ->select('u')
-            ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
-            ->setMaxResults(10)
-            ->setFirstResult(0)
-            ->setMaxResults(null)
-            ->setFirstResult(null);
-
-        $this->assertEquals('SELECT c0_.id AS id0, c0_.status AS status1, c0_.username AS username2, c0_.name AS name3 FROM cms_users c0_', $qb->getQuery()->getSql());
-    }
-
-    public function testOnlyFirstResult()
-    {
-        $qb = QueryBuilder::create($this->_em)
-            ->select('u')
-            ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
-            ->setMaxResults(10);
-
-        $this->assertEquals('SELECT c0_.id AS id0, c0_.status AS status1, c0_.username AS username2, c0_.name AS name3 FROM cms_users c0_ LIMIT 10', $qb->getQuery()->getSql());
-    }
-}
\ No newline at end of file
diff --git a/tests/Doctrine/Tests/ORM/QueryBuilderTest.php b/tests/Doctrine/Tests/ORM/QueryBuilderTest.php
index 3164ed444..642022a7f 100644
--- a/tests/Doctrine/Tests/ORM/QueryBuilderTest.php
+++ b/tests/Doctrine/Tests/ORM/QueryBuilderTest.php
@@ -58,7 +58,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testSelectSetsType()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->delete('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->select('u.id', 'u.username');
 
@@ -67,7 +67,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testEmptySelectSetsType()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->delete('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->select();
 
@@ -76,7 +76,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testDeleteSetsType()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->delete();
 
@@ -85,7 +85,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testUpdateSetsType()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->update();
 
@@ -94,7 +94,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testSimpleSelect()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->select('u.id', 'u.username');
 
@@ -103,7 +103,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testSimpleDelete()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->delete('Doctrine\Tests\Models\CMS\CmsUser', 'u');
 
         $this->assertValidQueryBuilder($qb, 'DELETE Doctrine\Tests\Models\CMS\CmsUser u');
@@ -111,7 +111,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testSimpleUpdate()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->update('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->set('u.username', ':username');
 
@@ -120,7 +120,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testInnerJoin()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->select('u', 'a')
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->innerJoin('u', 'articles', 'a');
@@ -130,7 +130,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testLeftJoin()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->select('u', 'a')
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->leftJoin('u', 'articles', 'a');
@@ -140,7 +140,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testWhere()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->select('u')
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->where('u.id = :uid');
@@ -150,7 +150,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testAndWhere()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->select('u')
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->where('u.id = :uid')
@@ -161,7 +161,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testOrWhere()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->select('u')
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->where('u.id = :uid')
@@ -172,7 +172,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testAndWhereIn()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->select('u')
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->where('u.id = :uid')
@@ -183,7 +183,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testOrWhereIn()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->select('u')
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->where('u.id = :uid')
@@ -194,7 +194,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testAndWhereNotIn()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->select('u')
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->where('u.id = :uid')
@@ -205,7 +205,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testOrWhereNotIn()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->select('u')
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->where('u.id = :uid')
@@ -216,7 +216,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testGroupBy()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->select('u')
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->groupBy('u.id')
@@ -227,7 +227,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testHaving()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->select('u')
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->groupBy('u.id')
@@ -238,7 +238,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testAndHaving()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->select('u')
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->groupBy('u.id')
@@ -250,7 +250,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testOrHaving()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->select('u')
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->groupBy('u.id')
@@ -263,7 +263,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testOrderBy()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->select('u')
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->orderBy('u.username', 'ASC');
@@ -273,7 +273,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testAddOrderBy()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->select('u')
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->orderBy('u.username', 'ASC')
@@ -284,45 +284,41 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testGetQuery()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->select('u')
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u');
         $q = $qb->getQuery();
 
-        $this->assertEquals(get_class($q), 'Doctrine\ORM\Query');
+        $this->assertEquals('Doctrine\ORM\Query', get_class($q));
     }
 
     public function testSetParameter()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->select('u')
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->where('u.id = :id')
             ->setParameter('id', 1);
 
-        $q = $qb->getQuery();
-
-        $this->assertEquals($q->getParameters(), array('id' => 1));
+        $this->assertEquals(array('id' => 1), $qb->getParameters());
     }
 
     public function testSetParameters()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->select('u')
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->where('u.username = :username OR u.username = :username2');
 
         $qb->setParameters(array('username' => 'jwage', 'username2' => 'jonwage'));
 
-        $q = $qb->getQuery();
-
-        $this->assertEquals($q->getParameters(), array('username' => 'jwage', 'username2' => 'jonwage'));
+        $this->assertEquals(array('username' => 'jwage', 'username2' => 'jonwage'), $qb->getQuery()->getParameters());
     }
 
 
     public function testGetParameters()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->select('u')
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->where('u.id = :id');
@@ -333,7 +329,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testGetParameter()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->select('u')
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->where('u.id = :id');
@@ -344,7 +340,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testMultipleWhere()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->select('u')
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->where('u.id = :uid', 'u.id = :uid2');
@@ -354,7 +350,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testMultipleAndWhere()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->select('u')
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->andWhere('u.id = :uid', 'u.id = :uid2');
@@ -364,7 +360,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testMultipleOrWhere()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->select('u')
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->orWhere('u.id = :uid', Expr::eq('u.id', ':uid2'));
@@ -378,7 +374,7 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
         $orExpr->add(Expr::eq('u.id', ':uid3'));
         $orExpr->add(Expr::in('u.id', array(1)));
 
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->select('u')
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u')
             ->where($orExpr);
@@ -388,19 +384,19 @@ class QueryBuilderTest extends \Doctrine\Tests\OrmTestCase
 
     public function testGetEntityManager()
     {
-        $qb = QueryBuilder::create($this->_em);
+        $qb = $this->_em->createQueryBuilder();
         $this->assertEquals($this->_em, $qb->getEntityManager());
     }
 
     public function testInitialStateIsClean()
     {
-        $qb = QueryBuilder::create($this->_em);
+        $qb = $this->_em->createQueryBuilder();
         $this->assertEquals(QueryBuilder::STATE_CLEAN, $qb->getState());
     }
 
     public function testAlteringQueryChangesStateToDirty()
     {
-        $qb = QueryBuilder::create($this->_em)
+        $qb = $this->_em->createQueryBuilder()
             ->select('u')
             ->from('Doctrine\Tests\Models\CMS\CmsUser', 'u');