Client does not support authentication protocol requested by server; consider upgrading MySQL client
解决方案:
切换到mysql数据库
1.alter user 'root'@'localhost' identified with mysql_native_password by '123456';
控制台输出信息:Query OK, 0 rows affected (0.10 sec)
2.flush privileges;
控制台输出信息:Query OK, 0 rows affected (0.01 sec)
即可重新登录。
参考来源:https://blog.csdn.net/u012965373/article/details/81206241