1.使用sysdba账号登录(运行cmd–>sqlplus / as sysdba)
2. 解除锁定账号(例如:解除system用户)
alter user system account unlock;
3. 为system用户设置新密码(新密码:manager)
用户名:system 密码:manager
alter user system identified by manager;
2022-11-25 18:09:14
alter user system account unlock;
用户名:system 密码:manager
alter user system identified by manager;
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