Oracle system password forgot password change, delete account lock

Turn from http://www.cnblogs.com/yjhrem/articles/2340149.html

Run the cmd command line

Input sqlplus/nolog no user name login

Conn/as SYSDBA Connect to data Local data

Alter user system identified by password; Modify the system password to password

D:\oracle\ora92\bin>sqlplus/nolog

Sql*plus:release 9.2.0.1.0-production on Thu August 16 11:32:22 2007

Copyright (c) 1982, 2002, Oracle Corporation. All rights reserved.

Sql> Conn/as Sysdba is connected. sql> alter user system identified by password;

The user has changed.

sql> alter user SYS identified by password;

The user has changed.

sql> alter user system identified by manger;

Unlock method Alter user SYSTEM account unlock;

So the password modification was successful.

Oracle system password forgot password change, delete account lock