使用Navicat客戶端連接本地mysql，報錯：1251- Client does not support authentication protocol requested by server;consider upgrading Mysql client。
進入MySQL的bin目錄，然后輸入mysql -u root -p，輸入密碼，登錄成功
輸入
ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY '123456';