node.js 连接本地mysql8.0版本出现的问题 window系统

1.cmd管理员进入mysql文件夹的bin目录

2.键入命令行 mysql -u -root -p

3.输入密码

4. alter USER 'root'@'localhost' IDENTIFIED BY 'password' PASSWORD EXPIRENEVER; (必填)

5.alter USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY 'password';(修改自己的密码)

6.FLUSH PRIVILEGES;(刷新权限)

7.完成

8.npm install mysql

9.编写一套简单的查询 mysql.js

var mysql = require('mysql');
var connection = mysql.createConnection({
    host: "127.0.0.1",
    user: "root",
    password: "123456",
    port: '3306',
    database: 'test'
});
connection.connect();
connection.query('select * from user',function(error, results, fields){
    if(error) throw error;
    console.log("这是结果:"+JSON.stringify(results))
});
connection.end();