Table of Content

How to install nodejs
Sequelize Basic
How to Add New Fields to Existing Sequelize Migration
Sequelize Associations
User Login Middleware
User authentication and authorization Middleware
User authentication and authorization
Image upload using multer in node js
Resize Image upload using multer & sharp in node js
Resize Image using multer & sharp and Upload to MySQL in node js

How to install nodejs

Last modified: April 30, 2022
Sequelize Basic >

Go to Nodejs Official Website to download for your operating system.

Install Nodejs

nodejs

Follow the instruction and install nodejs

Install package

npm install express sequelize mysql2 cors jsonwebtoken bcryptjs --save;
  • Express => to create WebAPI
  • sequelize & mysql2 => ORM and connecting to MySQL
  • jsonwebtoken => generate JWT token
  • bcryptjs => encryption
npm install -g nodemon -D
  • -D indicate the package is only for Development
  • use of nodemon allow to modify the application an view live without out restarting the application
  • Update package.json file
"scripts": { "start": "node index.js", "dev": "nodemon index.js", "test": "echo \"Error: no test specified\" && exit 1" },
npm i -g sequelize-cli
  • sequelize-cli use to create database/model/migration tools
Sequelize Basic >