exec(" ALTER TABLE `msz_roles` CHANGE COLUMN `role_secret` `role_hidden` TINYINT(1) NOT NULL DEFAULT '0' AFTER `role_description`, ADD COLUMN `role_can_leave` TINYINT(1) NOT NULL DEFAULT '0' AFTER `role_hidden`; "); } function migrate_down(PDO $conn): void { $conn->exec(" ALTER TABLE `msz_roles` CHANGE COLUMN `role_hidden` `role_secret` TINYINT(1) NOT NULL DEFAULT '0' AFTER `role_description`, DROP COLUMN `role_can_leave`; "); }