运行里面输入:sqlplus /nolog登录 connect sys/as sysdba修改密码:alter user sys identified by 密码; --(你的是change_on_install)解锁:alter user sys acccount unlock;修改密码并解锁:alter user sys acccount unlock indentified by password;退出sqlplus 重新登录 相关文章: 2021-12-04 2021-12-19 2022-01-20 2021-11-28 2021-09-04 2022-12-23 2022-12-23