2019-02-21 node 连接mysql报错'08004'

Client does not support authentication protocol requested by server; consider upgrading MySQL client
原因是没有配置数据库初始密码，在mysql命令行执行以下命令即可

ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY '你的密码';
SELECT plugin FROM mysql.user WHERE User = 'root';