These are APIs that Node.js Express App will export:
Project Structure

* db.config.js exports configuring parameters for MySQL connection & Sequelize.

* Express web server in server.js where we configure CORS, initialize & run Express REST APIs.

* Next, we add configuration for MySQL database in models/index.js, create Sequelize data model in models/tutorial.model.js.

* Tutorial controller in controllers.

* Routes for handling all CRUD operations (including custom finder) in tutorial.routes.js.

This backend works well with frontend in this tutorial.

Implementation

Create Node.js App
First, we create a folder:


Next, we initialize the Node.js App with a package.json file:


We need to install necessary modules: express, sequelize, mysql2 and cors. Run the command: