解决navicat连接数据库时出现1251-Client does not support authentication protocol requested by server;
Navicat连接mysql-8.0.17-winx64版本时出现1251-Client does not support authentication protocol requested by server解决如下：
1：use mysql;
2：alter user ‘root’ @‘localhost’ identified with mysql_native_password by ‘password’;
3：flush privileges;
按照以上步骤即可解决该问题