[Community] 请问如何修改opengauss 用户的密码？

忘记了原来的密码，现在如何修改呢？ opengauss=# alter user opengauss identified by 'Opengauss123' REPLACE ''; ERROR: The old password is invalid. opengauss=# opengauss=# opengauss=# opengauss=# opengauss=# alter user opengauss identified by 'Opengauss123' REPLACE 'opengauss'; ERROR: The old password is invalid. opengauss=# opengauss=#