Modify oracle user password to never expire

Modify oracle user password to never expire

First, enter the Linux system
Second, the oracle user switching
Third, the system user to log database
Fourth, the default password query shelf life of
five permanent modification period is the period
six default password query shelf life, has been set up as a permanent deadline

First, enter the Linux system

Second, switching Oracle users
execute the command: su - oracle

Third, the system user to log database
execute the command: sqlplus / nolog
execute the command: conn / as sysdba

Four, inquiry password default retention period
execute the command:
the SELECT * the FROM dba_profiles WHERE profile = 'dEFAULT' AND resource_name = 'PASSWORD_LIFE_TIME';
FIG default age 180 days

five permanent modification period duration
Run: ALTER PROFILE dEFAULT LIMIT PASSWORD_LIFE_TIME UNLIMITED;

six, the default password query shelf-life period has been set to permanent
Run:
the SELECT * = the FROM DBA_PROFILES the WHERE Profile 'the DEFAULT' the AND resource_name = 'PASSWORD_LIFE_TIME';