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
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