function readAction() {
        $sql = "SELECT * FROM itunes WHERE track_id > 3000";
        $db = Zend_Registry::get('db');
		$result = $db->fetchAll($sql);
        // change the format for the date_added field
        foreach ($result as &$item){
            $date = new Zend_Date($item['date_added'], Zend_Date::ISO_8601);
            $item['date_added'] = $date->getIso();
        }
        $store = array(
            "identifier" => "track_id",
            "items" => $result
        );

        $this->_helper->json($store);
    }