sqlplus / as sysdba
Log in Log in as the highest authority database
SQL*Plus: Release 11.2.0.1.0 Production on Thu Apr 11 09:00:05 2019
Copyright (c) 1982, 2009, Oracle. All rights reserved.
Connected to an idle instance.
SQL> show user;
Look currently logged on user productivity
USER is "SYS"
SQL> startup
Start the database
ORACLE instance started.
Total System Global Area 784998400 bytes
Fixed Size 2217464 bytes
Variable Size 482347528 bytes
Database Buffers 293601280 bytes
Redo Buffers 6832128 bytes
Database mounted.
Database opened.
SQL> select username, account_status from dba_users order by username;
See OracleDBA_USER view
user DBA_USERS ACCOUNT_STATUS view of the current state of the recording, in general, the normal user to use both in the OPEN state.
For example, we see sec user's current state, then the user is in the OPEN state, can be used normally.
| USERNAME | ACCOUNT_STATUS | status |
|---|---|---|
| ANONYMOUS | EXPIRED & LOCKED | The status is expired and locked |
| APEX_030200 | EXPIRED & LOCKED | |
| APEX_PUBLIC_USER | EXPIRED & LOCKED | |
| APPQOSSYS | EXPIRED & LOCKED | |
| WITH A | EXPIRED & LOCKED | |
| CTXSYS | EXPIRED & LOCKED | |
| DBSNMP | OPEN | Open |
| DIP | EXPIRED & LOCKED | |
| EXFSYS | EXPIRED & LOCKED | |
| FLOWS_FILES | EXPIRED & LOCKED | |
| HR | EXPIRED | Expired |
| IX | EXPIRED & LOCKED | |
| MDDATA | EXPIRED & LOCKED | |
| MDSYS | EXPIRED & LOCKED | |
| MGMT_VIEW | OPEN | |
| OE | EXPIRED & LOCKED | |
| OLAPSYS | EXPIRED & LOCKED | |
| ORACLE_OCM | EXPIRED & LOCKED | |
| ORDDATA | EXPIRED & LOCKED | |
| ORDPLUGINS | EXPIRED & LOCKED | |
| ORDSYS | EXPIRED & LOCKED | |
| OUTLN | EXPIRED & LOCKED | |
| OWBSYS | EXPIRED & LOCKED | |
| OWBSYS_AUDIT | EXPIRED & LOCKED | |
| PM | EXPIRED & LOCKED | |
| SCOTT | OPEN | |
| SH | EXPIRED & LOCKED | |
| SI_INFORMTN_SCHEMA | EXPIRED & LOCKED | |
| SPATIAL_CSW_ADMIN_USR | EXPIRED & LOCKED | |
| SPATIAL_WFS_ADMIN_USR | EXPIRED & LOCKED | |
| SYS | OPEN | |
| SYSMAN | OPEN | |
| SYSTEM | OPEN | |
| WMSYS | EXPIRED & LOCKED | |
| XDB | EXPIRED & LOCKED | |
| XS$NULL | EXPIRED & LOCKED |
SQL> alter user hr account unlock;
Changing user hr account is unlocked
SQL> alter user hr identified by hr;
Change the password for the user hr hr
SQL> conn hr /hr
Switching of hr / hr password
Connected.
SQL> show user
View current login account
USER is "HR"
SQL>