diff --git a/lib/Doctrine/ORM/Query/AST/Functions/BitAndFunction.php b/lib/Doctrine/ORM/Query/AST/Functions/BitAndFunction.php
new file mode 100644
index 000000000..1ee823337
--- /dev/null
+++ b/lib/Doctrine/ORM/Query/AST/Functions/BitAndFunction.php
@@ -0,0 +1,63 @@
+<?php
+/*
+ * 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\AST\Functions;
+
+use Doctrine\ORM\Query\Lexer;
+
+/**
+ * "BIT_AND" "(" ArithmeticPrimary "," ArithmeticPrimary ")"
+ *
+ * @license http://www.opensource.org/licenses/lgpl-license.php LGPL
+ * @link    www.doctrine-project.org
+ * @since   2.2
+ * @author  Fabio B. Silva <fabio.bat.silva@gmail.com>
+ */
+class BitAndFunction extends FunctionNode
+{
+    public $firstArithmetic;
+    public $secondArithmetic;
+
+    /**
+     * @override
+     */
+    public function getSql(\Doctrine\ORM\Query\SqlWalker $sqlWalker)
+    {
+        $platform = $sqlWalker->getConnection()->getDatabasePlatform();
+        return $platform->getBitAndComparisonExpression(
+            $this->firstArithmetic->dispatch($sqlWalker),
+            $this->secondArithmetic->dispatch($sqlWalker)
+        );
+    }
+
+    /**
+     * @override
+     */
+    public function parse(\Doctrine\ORM\Query\Parser $parser)
+    {
+        $parser->match(Lexer::T_IDENTIFIER);
+        $parser->match(Lexer::T_OPEN_PARENTHESIS);
+
+        $this->firstArithmetic = $parser->ArithmeticPrimary();
+        $parser->match(Lexer::T_COMMA);
+        $this->secondArithmetic = $parser->ArithmeticPrimary();
+
+        $parser->match(Lexer::T_CLOSE_PARENTHESIS);
+    }
+}
\ No newline at end of file
diff --git a/lib/Doctrine/ORM/Query/AST/Functions/BitOrFunction.php b/lib/Doctrine/ORM/Query/AST/Functions/BitOrFunction.php
new file mode 100644
index 000000000..ba36e97aa
--- /dev/null
+++ b/lib/Doctrine/ORM/Query/AST/Functions/BitOrFunction.php
@@ -0,0 +1,63 @@
+<?php
+/*
+ * 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\AST\Functions;
+
+use Doctrine\ORM\Query\Lexer;
+
+/**
+ * "BIT_OR" "(" ArithmeticPrimary "," ArithmeticPrimary ")"
+ *
+ * @license http://www.opensource.org/licenses/lgpl-license.php LGPL
+ * @link    www.doctrine-project.org
+ * @since   2.2
+ * @author  Fabio B. Silva <fabio.bat.silva@gmail.com>
+ */
+class BitOrFunction extends FunctionNode
+{
+    public $firstArithmetic;
+    public $secondArithmetic;
+
+    /**
+     * @override
+     */
+    public function getSql(\Doctrine\ORM\Query\SqlWalker $sqlWalker)
+    {
+        $platform = $sqlWalker->getConnection()->getDatabasePlatform();
+        return $platform->getBitOrComparisonExpression(
+            $this->firstArithmetic->dispatch($sqlWalker),
+            $this->secondArithmetic->dispatch($sqlWalker)
+        );
+    }
+
+    /**
+     * @override
+     */
+    public function parse(\Doctrine\ORM\Query\Parser $parser)
+    {
+        $parser->match(Lexer::T_IDENTIFIER);
+        $parser->match(Lexer::T_OPEN_PARENTHESIS);
+
+        $this->firstArithmetic = $parser->ArithmeticPrimary();
+        $parser->match(Lexer::T_COMMA);
+        $this->secondArithmetic = $parser->ArithmeticPrimary();
+
+        $parser->match(Lexer::T_CLOSE_PARENTHESIS);
+    }
+}
\ No newline at end of file
diff --git a/lib/Doctrine/ORM/Query/Parser.php b/lib/Doctrine/ORM/Query/Parser.php
index 4c1bd50e1..234444226 100644
--- a/lib/Doctrine/ORM/Query/Parser.php
+++ b/lib/Doctrine/ORM/Query/Parser.php
@@ -53,6 +53,8 @@ class Parser
         'mod'       => 'Doctrine\ORM\Query\AST\Functions\ModFunction',
         'size'      => 'Doctrine\ORM\Query\AST\Functions\SizeFunction',
         'date_diff' => 'Doctrine\ORM\Query\AST\Functions\DateDiffFunction',
+        'bit_and'   => 'Doctrine\ORM\Query\AST\Functions\BitAndFunction',
+        'bit_or'    => 'Doctrine\ORM\Query\AST\Functions\BitOrFunction',
     );
 
     /** READ-ONLY: Maps BUILT-IN datetime function names to AST class names. */
diff --git a/tests/Doctrine/Tests/ORM/Functional/QueryDqlFunctionTest.php b/tests/Doctrine/Tests/ORM/Functional/QueryDqlFunctionTest.php
index e37ea9f62..9841dfeb7 100644
--- a/tests/Doctrine/Tests/ORM/Functional/QueryDqlFunctionTest.php
+++ b/tests/Doctrine/Tests/ORM/Functional/QueryDqlFunctionTest.php
@@ -317,6 +317,54 @@ class QueryDqlFunctionTest extends \Doctrine\Tests\OrmFunctionalTestCase
         $this->assertTrue(strtotime($arg[0]['add']) > 0);
     }
 
+    /**
+     * @group DDC-1213
+     */
+    public function testBitOrComparison()
+    {
+        $dql    = 'SELECT m, ' .
+                    'BIT_OR(4, 2) AS bit_or,' .
+                    'BIT_OR( (m.salary/100000) , 2 ) AS salary_bit_or ' .
+                    'FROM Doctrine\Tests\Models\Company\CompanyManager m ' .
+                'ORDER BY ' .
+                    'm.id ' ;
+        $result = $this->_em->createQuery($dql)->getArrayResult();
+
+        $this->assertEquals(4 | 2, $result[0]['bit_or']);
+        $this->assertEquals(4 | 2, $result[1]['bit_or']);
+        $this->assertEquals(4 | 2, $result[2]['bit_or']);
+        $this->assertEquals(4 | 2, $result[3]['bit_or']);
+
+        $this->assertEquals(($result[0][0]['salary']/100000) | 2, $result[0]['salary_bit_or']);
+        $this->assertEquals(($result[1][0]['salary']/100000) | 2, $result[1]['salary_bit_or']);
+        $this->assertEquals(($result[2][0]['salary']/100000) | 2, $result[2]['salary_bit_or']);
+        $this->assertEquals(($result[3][0]['salary']/100000) | 2, $result[3]['salary_bit_or']);
+    }
+
+    /**
+    * @group DDC-1213
+    */
+    public function testBitAndComparison()
+    {
+        $dql    = 'SELECT m, ' .
+                    'BIT_AND(4, 2) AS bit_and,' .
+                    'BIT_AND( (m.salary/100000) , 2 ) AS salary_bit_and ' .
+                    'FROM Doctrine\Tests\Models\Company\CompanyManager m ' .
+                'ORDER BY ' .
+                    'm.id ' ;
+        $result = $this->_em->createQuery($dql)->getArrayResult();
+
+        $this->assertEquals(4 & 2, $result[0]['bit_and']);
+        $this->assertEquals(4 & 2, $result[1]['bit_and']);
+        $this->assertEquals(4 & 2, $result[2]['bit_and']);
+        $this->assertEquals(4 & 2, $result[3]['bit_and']);
+
+        $this->assertEquals(($result[0][0]['salary']/100000) & 2, $result[0]['salary_bit_and']);
+        $this->assertEquals(($result[1][0]['salary']/100000) & 2, $result[1]['salary_bit_and']);
+        $this->assertEquals(($result[2][0]['salary']/100000) & 2, $result[2]['salary_bit_and']);
+        $this->assertEquals(($result[3][0]['salary']/100000) & 2, $result[3]['salary_bit_and']);
+    }
+
     protected function generateFixture()
     {
         $manager1 = new CompanyManager();
diff --git a/tests/Doctrine/Tests/ORM/Query/SelectSqlGenerationTest.php b/tests/Doctrine/Tests/ORM/Query/SelectSqlGenerationTest.php
index 7a7b7cd3f..a71f9f25d 100644
--- a/tests/Doctrine/Tests/ORM/Query/SelectSqlGenerationTest.php
+++ b/tests/Doctrine/Tests/ORM/Query/SelectSqlGenerationTest.php
@@ -1392,6 +1392,29 @@ class SelectSqlGenerationTest extends \Doctrine\Tests\OrmTestCase
         );
     }
 
+    /**
+     * @group DDC-1213
+     */
+    public function testSupportsBitComparison()
+    {
+        $this->assertSqlGeneration(
+            'SELECT BIT_OR(4,2), BIT_AND(4,2), u FROM Doctrine\Tests\Models\CMS\CmsUser u',
+            'SELECT (4 | 2) AS sclr0, (4 & 2) AS sclr1, c0_.id AS id2, c0_.status AS status3, c0_.username AS username4, c0_.name AS name5 FROM cms_users c0_'
+        );
+        $this->assertSqlGeneration(
+            'SELECT BIT_OR(u.id,2), BIT_AND(u.id,2) FROM Doctrine\Tests\Models\CMS\CmsUser u WHERE BIT_OR(u.id,2) > 0',
+            'SELECT (c0_.id | 2) AS sclr0, (c0_.id & 2) AS sclr1 FROM cms_users c0_ WHERE (c0_.id | 2) > 0'
+        );
+        $this->assertSqlGeneration(
+            'SELECT BIT_OR(u.id,2), BIT_AND(u.id,2) FROM Doctrine\Tests\Models\CMS\CmsUser u WHERE BIT_AND(u.id , 4) > 0',
+            'SELECT (c0_.id | 2) AS sclr0, (c0_.id & 2) AS sclr1 FROM cms_users c0_ WHERE (c0_.id & 4) > 0'
+        );
+        $this->assertSqlGeneration(
+            'SELECT BIT_OR(u.id,2), BIT_AND(u.id,2) FROM Doctrine\Tests\Models\CMS\CmsUser u WHERE BIT_OR(u.id , 2) > 0 OR BIT_AND(u.id , 4) > 0',
+            'SELECT (c0_.id | 2) AS sclr0, (c0_.id & 2) AS sclr1 FROM cms_users c0_ WHERE (c0_.id | 2) > 0 OR (c0_.id & 4) > 0'
+        );
+    }
+
     public function testCustomTypeValueSql()
     {
         if (DBALType::hasType('negative_to_positive')) {