欢迎进入Oracle社区论坛，与200万技术人员互动交流 >>进入 SQL*Plus: Release 9.2.0.4.0 - Production on Tue Jul 14 18:12:38 2009 Copyright (c) 1982, 2002, Oracle Corporation. All rights reserved. SQL conn sys/sys as sysdba Connected. SQL show u
欢迎进入Oracle社区论坛，与200万技术人员互动交流 >>进入
SQL*Plus: Release 9.2.0.4.0 - Production on Tue Jul 14 18:12:38 2009
Copyright (c) 1982, 2002, Oracle Corporation. All rights reserved.
SQL> conn sys/sys as sysdba
Connected.
SQL> show user
USER is "SYS"
SQL> desc dba_users
Name Null? Type
----------------------------------------- -------- ----------------------------
USERNAME NOT NULL VARCHAR2(30)
USER_ID NOT NULL NUMBER
PASSWORD VARCHAR2(30)
ACCOUNT_STATUS NOT NULL VARCHAR2(32)
LOCK_DATE DATE
EXPIRY_DATE DATE
DEFAULT_TABLESPACE NOT NULL VARCHAR2(30)
TEMPORARY_TABLESPACE NOT NULL VARCHAR2(30)
CREATED NOT NULL DATE
PROFILE NOT NULL VARCHAR2(30)
INITIAL_RSRC_CONSUMER_GROUP VARCHAR2(30)
EXTERNAL_NAME VARCHAR2(4000)
SQL> set lines 200
SQL> select username,account_status from dba_users;
USERNAME ACCOUNT_STATUS
------------------------------ --------------------------------
SYS OPEN
SYSTEM OPEN
DBSNMP OPEN
SCOTT OPEN
OUTLN EXPIRED & LOCKED
WMSYS EXPIRED & LOCKED
ORDSYS EXPIRED & LOCKED
ORDPLUGINS EXPIRED & LOCKED
MDSYS EXPIRED & LOCKED
CTXSYS EXPIRED & LOCKED
XDB EXPIRED & LOCKED
USERNAME ACCOUNT_STATUS
------------------------------ --------------------------------
ANONYMOUS EXPIRED & LOCKED
WKSYS EXPIRED & LOCKED
WKPROXY EXPIRED & LOCKED
ODM EXPIRED & LOCKED
ODM_MTR EXPIRED & LOCKED
OLAPSYS EXPIRED & LOCKED
HR EXPIRED & LOCKED
OE EXPIRED & LOCKED
PM EXPIRED & LOCKED
SQL> alter user hr account unlock;（解锁）
User altered.
SQL> select username,account_status from dba_users;
USERNAME ACCOUNT_STATUS
------------------------------ --------------------------------
SYS OPEN
SYSTEM OPEN
DBSNMP OPEN
SCOTT OPEN
HR EXPIRED
OUTLN EXPIRED & LOCKED
WMSYS EXPIRED & LOCKED
ORDSYS EXPIRED & LOCKED
ORDPLUGINS EXPIRED & LOCKED
QL> alter user hr identified by hr;（更改密码）
User altered.
SQL> select username,account_status from dba_users;
USERNAME ACCOUNT_STATUS
------------------------------ --------------------------------
SYS OPEN
SYSTEM OPEN
DBSNMP OPEN
SCOTT OPEN
HR OPEN
OUTLN EXPIRED & LOCKED
SQL> conn hr/hr
Connected.
SQL> conn /as sysdba
Connected.
SQL> alter user hr account lock;（加锁）
User altered.
SQL> select username,account_status from dba_users;
USERNAME ACCOUNT_STATUS
------------------------------ --------------------------------
SYS OPEN
SYSTEM OPEN
DBSNMP OPEN
SCOTT OPEN
HR LOCKED
OUTLN EXPIRED & LOCKED
SQL> alter user hr password expire;（密码失效）
User altered.
SQL> select username,account_status from dba_users;
USERNAME ACCOUNT_STATUS
------------------------------ --------------------------------
SYS OPEN
SYSTEM OPEN
DBSNMP OPEN
SCOTT OPEN
OUTLN EXPIRED & LOCKED
WMSYS EXPIRED & LOCKED
OLAPSYS EXPIRED & LOCKED
HR EXPIRED & LOCKED
OE EXPIRED & LOCKED
PM EXPIRED & LOCKED
SQL> conn hr/hr
ERROR:
ORA-28000: the account is locked
Warning: You are no longer connected to ORACLE.