Browsing All Posts published on »October, 2009«

Writing a Hive SerDe for LWES event files

October 27, 2009 by

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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 […]

Data Warehousing Books

October 27, 2009 by

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With the constant increasing of the quantity of data that companies collect and need to process, Data Warehousing is a job sector that’s expnding even in the recession. It it also living a second youth, thanks to a number of open source projects that have been slowly but surely gaining popularity in a manner similar […]

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