MySQL 首次安装连接出现 Authentication plugin 'caching_sha2_password' cannot be loaded

1.添加mysql环境变量

 

 

 2.执行mysql命令     

 

 

 命令集合 

mysql -u root -p  登入mysql

 ALTER USER 'root'@'localhost' IDENTIFIED BY 'password' PASSWORD EXPIRE NEVER;   #修改加密规则 

 ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY 'password';   #更新一下用户的密码 

FLUSH PRIVILEGES;   #刷新权限