Oracle的默认用户密码

1.安装时选择的自动安装，忘了用户名和密码导致现在试了几个Oracle默认用户名密码後（表格中附带默认用户名及密码），都提示无效的用户名、密码， 

Username 
Password 
Description 
See Also 

CTXSYS 
CTXSYS 
The Oracle Text account 
Oracle Text Reference 

DBSNMP 
DBSNMP 
The account used by the Management Agent component of Oracle Enterprise Manager to monitor and manage the database 
Oracle Enterprise Manager Grid Control Installation and Basic Configuration 

LBACSYS 
LBACSYS 
The Oracle Label Security administrator account 
Oracle Label Security Administrator's Guide 

MDDATA 
MDDATA 
The schema used by Oracle Spatial for storing Geocoder and router data 
Oracle Spatial User's Guide and Reference 

MDSYS 
MDSYS 
The Oracle Spatial and Oracle interMedia Locator administrator account 
Oracle Spatial User's Guide and Reference 

DMSYS 
DMSYS 
The Oracle Data Mining account. 
Oracle Data Mining Administrator's Guide 

Oracle Data Mining Concepts 

OLAPSYS 
MANAGER 
The account used to create OLAP metadata structures. It owns the OLAP Catalog (CWMLite). 
Oracle OLAP Application Developer's Guide 

ORDPLUGINS 
ORDPLUGINS 
The Oracle interMedia user. Plug-ins supplied by Oracle and third party format plug-ins are installed in this schema. 
Oracle interMedia User's Guide 

ORDSYS 
ORDSYS 
The Oracle interMedia administrator account 
Oracle interMedia User's Guide 

OUTLN 
OUTLN 
The account that supports plan stability. Plan stability enables you to maintain the same execution plans for the same SQL statements. OUTLN acts as a role to centrally manage metadata associated with stored outlines. 
Oracle Database Performance Tuning Guide 

SI_INFORMTN_SCHEMA 
SI_INFORMTN_SCHEMA 
The account that stores the information views for the SQL/MM Still Image Standard 
Oracle interMedia User's Guide 

SYS 
CHANGE_ON_INSTALL 
The account used to perform database administration tasks 
Oracle Database Administrator's Guide 

SYSMAN 
CHANGE_ON_INSTALL 
The account used to perform Oracle Enterprise Manager database administration tasks. Note that SYS and SYSTEM can also perform these tasks. 
Oracle Enterprise Manager Grid Control Installation and Basic Configuration 

SYSTEM 
MANAGER 
Another account used to perform database administration tasks. 
Oracle Database Administrator's Guide 

这时候要找到一组用户名、密码提示被锁，才能进行下一步 

安装ORACLE时，若没有为下列用户重设密码，则其默认密码如下： 

用户名/密码 

登录身份 

说明 


sys/change_on_install 

SYSDBA或SYSOPER 

不能以NORMAL登录，可作为默认的系统管理员 

system/manager 

SYSDBA或NORMAL 

不能以SYSOPER登录，可作为默认的系统管理员 

sysman/oem_temp 

sysman 为oms的用户名 

scott/tiger 

NORMAL 

普通用户 

aqadm /aqadm 

SYSDBA或NORMAL 

高级队列管理员 

Dbsnmp/dbsnmp 

SYSDBA或NORMAL 

复制管理员 

2，在CMD中启动SQLPLUS；用sqlplus/as sysdba登录，提示 

连接到: 

Oracle Database 10g Express Edition Release 10.2.0.1.0 - Production 

3. 执行ALTER USER 你被锁的用户名 ACCOUNT UNLOCK； 

4. 重新用SQL/PLUS登录，用你刚刚解锁的用户名、密码； 

重新修改密码就可以了！ 

具体操作如下： 
1.运行->sqlplus /nolog 
2.输入conn / as sysdba 管理员账户登录 
3.如果用户被锁定先解锁： 
alter user system account unlock; 
4.修改密码： 
alter user system identified by wanglj; 
接下来可以用sqlplus登陆了。