Nodejs and PostgreSQL, Practical Introduction (Connection and Basic Queries with Javascript)

In this tutorial, I will show you how to create a Node Server and the basic queries with PostgreSQL.

Prerequisites

• NodeJS installed
• PostgreSQL installed
• Basic JavaScript
• Terminal
• Text Editor
• Postman

First thing first

To start it is necessary to first create a new folder called as you want, for this tutorial I am going to call it node-postgres, and then inside the folder open a new terminal with the folder path and initialize our project, for this, just write the following command in the terminal.

npm init -t

This will create a file called package.json with default values, for our project which contains all…