You have MongoDB, so you have this tremendously scalable database. You’re collecting a ton of data, but you know you need to do more with it (okay, a lot more). You think you want to use Hadoop, but it doesn’t sound easy.

To keep it simple, we’ve divided the article into three parts:

1. “WHY” explains the reasons for using Hadoop to process data stored in MongoDB
2. “HOW” helps you get get set up
3. “DEMO” shows you MongoDB and Hadoop working together. If you’re a tldr; type, you’ll want to start with this section.