Book Image

Advanced Node.js Development

By : Andrew Mead
2 (1)
Book Image

Advanced Node.js Development

2 (1)
By: Andrew Mead

Overview of this book

Advanced Node.js Development is a practical, project-based book that provides you with all you need to progress as a Node.js developer. Node is a ubiquitous technology on the modern web, and an essential part of any web developer’s toolkit. If you're looking to create real-world Node applications, or you want to switch careers or launch a side-project to generate some extra income, then you're in the right place. This book was written around a single goal: turning you into a professional Node developer capable of developing, testing, and deploying real-world production applications. There's no better time to dive in. According to the 2018 Stack Overflow Survey, Node is in the top ten for back-end popularity and back-end salary. This book is built from the ground up around the latest version of Node.js (version 9.x.x). You'll be learning all the cutting-edge features available only in the latest software versions. This book delivers advanced skills that you need to become a professional Node developer. Along this journey you'll create your own API, you'll build a full real-time web app and create projects that apply the latest Async and Await technologies. Andrew Mead maps everything out for you in this book so that you can learn how to build powerful Node.js projects in a comprehensive, easy-to-follow package designed to get you up and running quickly.
Table of Contents (17 chapters)
Title Page
Copyright and Credits
Packt Upsell
Contributors
Preface
Index

Fetching data


Now that you know how to insert data into your database, let's go ahead and talk about how we can fetch data out of it. We're going to be using this technique in the Todo API. People are going to want to populate a list of all the Todo items they need, and they might want to fetch the details about an individual Todo item. All of this is going to require that we can query the MongoDB database.

Fetching todos in Robomongo file

Now, we're going to create a new file based off of mongodb-connect. In this new file, instead of inserting records, we'll fetch records from the database. I'm going to create a duplicate, calling this new file mongodb-find, because find is the method we're going to use to query that database. Next, we can go ahead and remove all of the commented-out code that currently inserts records. Let's get started by trying to fetch all of the Todos out of our Todos collection. Now, if I head over to Robomongo and open up the Todos collection, we have just one record...