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  • Blog Post: Implementing a MapReduce Join with Hadoop and the .Net Framework

    I have often been asked how does one implement a Join whilst writing MapReduce code. As such, I thought it would be useful to add an additional sample demonstrating how this is achieved. There are multiple mechanisms one can employ to perform a Join operation, and the one to be discussed will be a Reduce...
  • Blog Post: C# MapReduce Based Co-occurrence Item Based Recommender

    As promised, to conclude the Co-occurrence Approach to an Item Based Recommender posts I wanted to port the MapReduce code to C#; just for kicks and to prove the code is also easy to write in C#. For an explanation of the MapReduce post review the previous article:
  • Blog Post: Generics based Framework for .Net Hadoop MapReduce Job Submission

    Over the past month I have been working on a framework to allow composition and submission of MapReduce jobs using .Net. I have put together two previous blog posts on this, so rather than put together a third on the latest change I thought I would create a final composite post. To understand why lets...
  • Blog Post: Framework for Composing and Submitting .Net Hadoop MapReduce Jobs (Archived)

    An updated version of this post can be found at: If you have been following my blog you will see that I have been putting together samples for writing .Net Hadoop MapReduce jobs;...
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