- 打开SQL Plus
- 输入用户名: sys as sysdba
- 输入口令：可直接回车
- 连接到:
Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
- alter user sys identified by admin;
用户已更改。
- conn sys/admin as sysdba;
已连接。
- alter user system identified by manager;
用户已更改。
忘记dba用户密码，利用SQLPlus重置dba密码
原文：http://www.cnblogs.com/dahuo/p/7770735.html
