Oracle database internal table SYS.USER$ contains useful information about users and roles. Some of the columns have got following meaning:
- NAME – name for user or role
- TYPE# – 0 for role or 1 for user
- CTIME – the date of creation
- PTIME – the date the password was last changed
- EXPTIME – the date the password has last expired
- LTIME – the date the resource was last locked
- LCOUNT – number of failed logon
SQL> SELECT
name,
ctime,
ptime
FROM
sys.user$
WHERE
name = 'SYS';
NAME CTIME PTIME
-------------------- --------- ---------
SYS 31-MAR-16 11-MAY-21