Often we need to have a local Hadoop environment available on our machines for testing our projects/products. I found Vagrant an extremely valuable tool for setting up development environments. So, I decided to spent some time to put together a Vagrant configuration file capable to create a…

Posted by David Greco in Hadoop Read More

An important feature of Hadoop is the fact that the Map/Reduce engine has been designed to read and write from any data source. The Hadoop’s Map/Reduce framework provides two specific interfaces InputFormat and OutputFormat with various implementations allowing reading/writing data from/to HDFS, HBase, any RDBMS, MongoDB, Cassandra, and…

Posted by David Greco in Hadoop, Pig Read More

After more than one year of hard work I’d like to share with you what we achieved, how we started and where we are heading. Everything started in November 2011 when a group of investors gave me the opportunity to create a company aiming to…

Posted by David Greco in Uncategorized Read More

When we design a domain model, one of the issues that we care about is abstraction of implementation from the user level API. Besides making the published contract simple, this also decouples the implementation and allows post facto optimization to be done without any impact…

Posted by Debasish Ghosh in dsl, scala Read More
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