How to Store Your Data in PostgreSQL After Web Scraping

Tutorial on how to scrape and save data to a remote database for future analysis

Photo by Chris Liverani on Unsplash

Purpose

In my last article, I wrote about using Node.js to scrape a website and send notifications via Twilio.

However, instead of losing all of the scraped data, wouldn’t it be great if we could store the data in a database so it can be consumed later?

We will do just that in this tutorial.

I will explain step-by-step how to get a web scraper running and ultimately connect to an external database to save the scraped data.

Web scraper looking at a TESLA stock and saving the price into a database

Prerequisite

• First, I recommend reading my article “Use Node.js to Scrape and Send Twilio Notifications.” It explains how to get a Node.js application running and how to use cheerio and response-request to make the necessary HTTP calls.
• You will need to know basic SQL statements and understand how it works. I won’t go too much into it, but it will be helpful as a developer to know CREATE, SELECT, and INSERT statements. A great tutorial can be…