release; } public function require_all_upgrades() { return true; } /** * * @return Array */ public function concern() { return $this->concern; } public function apply(base $appbox, Application $app) { $sql = 'UPDATE usr SET usr_mail = NULL WHERE usr_mail IS NOT NULL AND usr_login LIKE "(#deleted%"'; $stmt = $appbox->get_connection()->prepare($sql); $stmt->execute(); $stmt->closeCursor(); return true; } }