[DBAL-435] [GH-264] Allow passing empty arrays as parameters

Mon, 1 Apr 2013 13:45:44 +0000

This issue is created automatically through a Github pull request on behalf of frosas:

Message:

Right now something like

```php
$entityManager
->createQuery("SELECT e FROM Entity e WHERE e IN (:entities)")
->execute(array('entities' => array()));
```

produces a `Warning: array_fill(): Number of elements must be positive`

Doctrine Project