1.进入mysql容器 docker exec -it mysql /bin/bash 2.登录mysql mysql -u root -p 输入密码:root 3.切换数据库 use mysql 4.查询root用户 select * from user where user = root; 5.修改密码 update user set authentication_string = password('新的密码'), password_expired = 'N', password_last_ch...