September 2014
Intermediate to advanced
512 pages
13h 54m
English
Content preview from Hadoop in Practice, Second EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 1. Hadoop in a heartbeat
This chapter covers
- Examining how the core Hadoop system works
- Understanding the Hadoop ecosystem
- Running a MapReduce job
We live in the age of big data, where the data volumes we need to work with on a day-to-day basis have outgrown the storage and processing capabilities of a single host. Big data brings with it two fundamental challenges: how to store and work with voluminous data sizes, and more important, how to understand data and turn it into a competitive advantage.
Hadoop fills a gap in the market by effectively storing and providing computational capabilities for substantial amounts of data. It’s a distributed system made up of a distributed filesystem, and it offers a way to parallelize and execute ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.