启动sqlplus

请输入用户名: sqlplus/as sysdba

输入口令: 直接回车

连接到:

oracle database 11g enterprise edition release 11.2.0.1.0 - production with the partitioning,olap,data mining and real application testing options sql>alter user sys identified by admin; 用户已更改。 sql> conn sys/admin as sysdba; 已连接。 sql> alter user system identified by manager; 用户已更改。