https://blog.csdn.net/qq_38265784/article/details/80915098
use mysql；
ALTER USER ‘root‘@‘localhost‘ IDENTIFIED WITH mysql_native_password BY ‘新密码‘;
FLUSH PRIVILEGES;
mysql8.0.4以后修改密码方式变更
原文：https://www.cnblogs.com/kexb/p/9942480.html
