executeS('SHOW FIELDS FROM `'._DB_PREFIX_.'wishlist`'); if (is_array($list_fields)) { foreach ($list_fields as $k => $field) $list_fields[$k] = $field['Field']; if (!in_array('default', $list_fields)) return (bool)Db::getInstance()->execute('ALTER TABLE `'._DB_PREFIX_.'wishlist` ADD COLUMN `is_default` INT( 11 ) NOT NULL DEFAULT "0"'); } return true; }