October 2015
Intermediate to advanced
288 pages
7h 35m
English
Content preview from Clojure Recipes
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13. Introduction to Cascalog
In this chapter we’ll cover the background to Cascalog and get you started with Cascalog 2.0.
Assumptions
In this chapter we assume the following:
You have Leiningen set up.
You have a projects directory where you create new Leiningen projects.
Benefits
The benefit of Cascalog is the ability to efficiently write complex Hadoop queries with a minimal number of lines of code.
The Recipe—Code
Now that you can see the landscape, let’s get started. We’ll run some basic Cascalog queries.
1. Create a new Leiningen project ...
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