Oracle 11g忘记SYS和SYSTEM密码的处理办法

Oracle 11g忘记SYS和SYSTEM密码怎么办，答案很简单：修改密码！1.首先使用操作系统方式认证登陆SYS账户，修改SYSTEM账户密码。$ sqlplus / as sysdbaSQL*Plus: Release 11.2.0.4.0 Production on Fri Mar 20 14:23:41 2015Copyright （c） 1982, 2013, Oracle. All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Production
With the Partitioning, Real Application Clusters, Automatic Storage Management, OLAP,
Data Mining and Real Application Testing options

SQL> show user;
USER is "SYS"
SQL> alter user SYSTEM identified by "oracle123";

User altered.
SQL> exit2.使用SQLPLUS远程登录方式登陆SYSTEM账户，修改SYS账户密码。
$ sqlplus SYSTEM@orclSQL*Plus: Release 11.2.0.4.0 Production on Fri Mar 20 14:22:35 2015Copyright （c） 1982, 2013, Oracle. All rights reserved.Enter password:Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Production
With the Partitioning, Real Application Clusters, Automatic Storage Management, OLAP,
Data Mining and Real Application Testing options

SQL> show user;
USER is "SYSTEM"
SQL> alter user SYS identified by "Oracle123";

User altered.

SQL> exit至此，大功告成，使用远程登录方式尽情登陆吧~更多Oracle相关信息见Oracle 专题页面 http://www.linuxidc.com/topicnews.aspx？tid=12本文永久更新链接地址