修改Oracle用户密码永不过期

sqlplus sys/system@test as sysdba
sqlplus / as sysdba

select * from dba_profiles s where s.profile = 'DEFAULT' and resource_name= 'PASSWORD_LIFE_TIME';

ALTER PROFILE DEFAULT LIMIT PASSWORD_LIFE_TIME UNLIMITED;
alter user smsc identified by <原来的密码> —-不用换新密码