Browsing All posts tagged under »hive«

A JSON read/write SerDe for Hive

July 11, 2011 by

1

Today I finished coding another SerDe for Hive which, with my employer’s permission, I published on github here: https://github.com/rcongiu/Hive-JSON-Serde.git. Since the code is still fresh in my mind, I thought I’d write another article on how to write a SerDe, since the official documentation on how to do it it scarce and you’d have to […]

Writing a Hive SerDe for LWES event files

October 27, 2009 by

0

I am currently working to set up an OLAP data warehouse using Hive on top of Hadoop. We have a considerable amount of data that comes from the ad servers on which we need to perform various kinds of analysis. Writing a map-reduce job is not difficult in principle – it’s just time consuming and […]

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