SYS.AUD$ Purging
col OS_USERNAME for a10;
col USERNAME for a10;
col TIMESTAMP for a10;
col OWNER for a10;
col OBJ_NAME for a10;
col ACTION for a20;
select OS_USERNAME,USERNAME,TIMESTAMP,OWNER,OBJ_NAME,ACTION from dba_audit_trail order by TIMESTAMP;
select Min(NTIMESTAMP#) “Last AUD$ Purge Date ” from sys.aud$
where OBJ$NAME !=’AUD$’;
SQL> select min(timestamp#)from sys.aud$;
MIN(NTIMESTAMP#)
——————————————
15-SEP-09 10.25.46.010659 PM
SQL> select max(ntimestamp#)from sys.aud$;
MAX(NTIMESTAMP#)
——————————————
09-FEB-10 08.43.41.463174 AM