ALTER TABLE `stu` ADD `uidstu` VARCHAR(32) NOT NULL AFTER `uid`;

ALTER TABLE `stu` CHANGE `uid` `uid` VARCHAR(32) CHARACTER SET latin1 COLLATE latin1_swedish_ci NOT NULL;

ALTER TABLE `stureg` ADD `uidstu` VARCHAR(32) NOT NULL AFTER `uid`;

ALTER TABLE `stureg` CHANGE `uid` `uid` VARCHAR(32) CHARACTER SET latin1 COLLATE latin1_swedish_ci NOT NULL;