Oracle解决用户锁的问题

sqlplus / as sysdba

登陆数据库以最高权限登陆

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;

产看当前登陆用户

USER is "SYS"

SQL> startup

启动数据库

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;

查看OracleDBA_USER视图
DBA_USERS视图中ACCOUNT_STATUS记录的用户的当前状态，通常状况下在使用的正经常使用户均处于OPEN状态。
例如咱们查看sec用户的当前状态，此时该用户处于OPEN状态，能够正常使用。

USERNAME	ACCOUNT_STATUS	状态
ANONYMOUS	EXPIRED & LOCKED	此时状态为过时而且锁住
APEX_030200	EXPIRED & LOCKED
APEX_PUBLIC_USER	EXPIRED & LOCKED
APPQOSSYS	EXPIRED & LOCKED
BI	EXPIRED & LOCKED
CTXSYS	EXPIRED & LOCKED
DBSNMP	OPEN	开放的
DIP	EXPIRED & LOCKED
EXFSYS	EXPIRED & LOCKED
FLOWS_FILES	EXPIRED & LOCKED
HR	EXPIRED	过时的
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;

更改用户hr账户为未锁

SQL> alter user hr identified by hr;

更改用户hr密码为hr

SQL> conn hr /hr

切换用为hr/密码为hr

Connected.

SQL> show user

查看当前登陆帐号

USER is "HR"

SQL>