// 기존에 mysql데이터베이스가 설치된 상태
// npm i mysql
const mysql = require('mysql')
const connection = mysql.createConnection({
host:'localhost',
user:'root',
password:'root'})
//각각 사용자가 설정해둔 세팅값으로 .
connection.connect()
connection.query(`SELECT * FROM board`,(err,rows,fields)=>{
if(err) throw err;
console.log('get rows',rows)
})
connection.end();
319pg
> npm i express sequelize sequelize-cli mysql2
> npx sequelize init
const {sequelize} = require('./models');
sequelize.sync({force:false})
.then(()=>{
console.log('db success');
})
.catch(err){
console.error(err);
}