mysql的8.0错误提示：

1.错误语句：ERROR 2059 (HY000): Authentication plugin 'caching_sha2_password' cannot be loaded: ÕÒ²»µ½Ö¸¶¨µÄÄ£¿é¡£
  
  1>SELECT `user`, `host`, `authentication_string`, `plugin` FROM mysql.user;
  2>修改arhiver账号的密码验证插件类型：
  3>ALTER USER 'archiver'@'%' IDENTIFIED WITH mysql_native_password BY 'archiver';
  4>flush privileges;
  
2.错误语句：Access denied for user 'root'@'localhost' (using password:YES)
  修改方法：
  1>ALTER USER 'root'@'localhost' IDENTIFIED BY '新密码' PASSWORD EXPIRE NEVER;
  2>flush privileges;
  
3.错误语句：给远程链接授予root权限
  修改方法：
  1>ALTER USER 'root'@'%' IDENTIFIED WITH mysql_native_password BY 'root';
  2>flush privileges;

ALTER USER 'root'@'%' IDENTIFIED WITH mysql_native_password BY 'root';
ALTER USER 'root'@'%' IDENTIFIED BY '123456' PASSWORD EXPIRE NEVER;