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Clojure Recipes by Julian Gamble

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18. Loading Custom Data Formats into Cascalog

In the prior chapter we did some data-munging to get our data into a more acceptable format prior to loading into Cascalog. What if we could modify Cascalog to read the file directly? We’ll do that now.

Assumptions

In this chapter we assume the following:

Image You have Leiningen set up.

Image You have read the previous Cascalog chapters.

Benefits

The benefit of this chapter is understanding and applying the Cascalog and Hadoop framework sufficiently to write your own custom data format reader.

The Recipe—Code ...

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