Supprimer l'expiration de password Oracle pour les bases de dev

SELECT PROFILE FROM dba_users WHERE username = 'SCOTT';    
SELECT  LIMIT FROM DBA_PROFILES WHERE PROFILE='DEFAULT' AND RESOURCE_NAME='PASSWORD_LIFE_TIME';
ALTER PROFILE DEFAULT LIMIT PASSWORD_LIFE_TIME UNLIMITED;
SELECT ACCOUNT_STATUS FROM DBA_USERS WHERE USERNAME='SCOTT';

et aussi :

alter user <username> identified by <password>;