use database; -- On execute TOUT ou RIEN START TRANSACTION; ALTER TABLE `configurations` ADD `labName2` varchar(200) DEFAULT 'NOM COMPLET'; update configurations set labName2 = labName where id = 1; ALTER TABLE `configurations` DROP `labName`; ALTER TABLE `configurations` ADD `labName` varchar(200) DEFAULT 'NOM COMPLET'; update configurations set labName = labName2 where id = 1; ALTER TABLE `configurations` DROP `labName2`; ALTER TABLE `configurations` ADD `baseDn_ldap2` varchar(300) DEFAULT null; update configurations set baseDn_ldap2 = baseDn_ldap where id = 1; ALTER TABLE `configurations` DROP `baseDn_ldap`; ALTER TABLE `configurations` ADD `baseDn_ldap` varchar(300) DEFAULT null; update configurations set baseDn_ldap = baseDn_ldap2 where id = 1; ALTER TABLE `configurations` DROP `baseDn_ldap2`; COMMIT;