mysql8.0 Authentication plugin 'caching_sha2_password' cannot be loaded

最近新下载的mysql8.0在我设置密码之后登陆的时候报错

进入容器中

docker exec -it mysql bash

进入mysql 命令行

ALTER USER ‘root‘@‘%‘ IDENTIFIED WITH mysql_native_password BY ‘root‘;

这flush privileges;  就可以解决