oracle 默认密码

(1)user:           internal  
        password   :oracle  
  (2)user:           system    
        password:   manager  
  (3)user:           sys  
        password:   change_on_install  
  (4)user:           sysman  
        password:   manager  

oracle sys密码忘了怎样重置?
格式:

 

CODE:

orapwd file= password= entries= force=

例子(以下为windows的):

 

CODE:

orapwd file=e:\oracle\ora90\database\pwdfox.ora password=chinaunix entries=10;

 

unix的例子

登陆sqlplus

connect /as sysdba

 

 

 

以system或者"/ as sysdba"的方式登录， 登陆后运行alter user sys identified by