Update fix for issue with bigint type to work for both postgresql and mysql.

lib/Doctrine/DBAL/Types/BigIntType.php

@@ -45,4 +45,22 @@ class BigIntType extends Type
     {
         return \PDO::PARAM_STR;
     }
+
+    /** 
+     * {@inheritdoc}
+     */  
+    public function convertToPHPValue($value, AbstractPlatform $platform)
+    {   
+        if (null === $value) {
+            return $value;
+        }
+        /*  
+         * PostgreSQL detects 32 vs 64 bit systems and casts correctly
+         * for bigint types.
+         */  
+        if ($platform->getName() === 'postgresql' && PHP_INT_SIZE !== 4) {
+            return (string) $value;
+        }
+        return $value;
+    }
 }

tests/Doctrine/Tests/DBAL/Functional/TypeConversionTest.php

@@ -48,13 +48,12 @@ class TypeConversionTest extends \Doctrine\Tests\DbalFunctionalTestCase
         $obj = new \stdClass();
         $obj->foo = "bar";
         $obj->bar = "baz";
-        $bigIntExpectedPhpType = (PHP_INT_SIZE === 4) ? 'string' : 'int';
 
         return array(
             array('string',     'ABCDEFGaaaBBB', 'string'),
             array('boolean',    true, 'bool'),
             array('boolean',    false, 'bool'),
-            array('bigint',     12345678, $bigIntExpectedPhpType),
+            array('bigint',     12345678, 'string'),
             array('smallint',   123, 'int'),
             array('datetime',   new \DateTime('2010-04-05 10:10:10'), 'DateTime'),
             array('datetimetz', new \DateTime('2010-04-05 10:10:10'), 'DateTime'),