public function getSubscriptions($criteria = null, PropelPDO $con = null)
{
if (is_null($criteria)) {
$criteria = new Criteria();
}
$criteria->addDescendingOrderByColumn(SubscriptionPeer::STOP);
$criteria->addDescendingOrderByColumn(SubscriptionPeer::START);
return parent::getSubscriptions($criteria, $con);
}
