Pig

As part of the Eligotech Harpoon v2.5 release we have introduced the concept of plugins. Plugins allow you to extend the Eligotech Harpoon platform with any kind of functionality that you require for making your Big Data project a success. Our customers are using plugins...
Posted by David Greco in Hadoop, Harpoon, Pig Read More

After fighting with all the craziness of Hadoop dependencies, sbt configuration, I managed to put together an sbt project that shows how to use Scalatest for testing map/reduce jobs and pig scripts inside an Hadoop minicluster. Hadoop provides a pretty good support for developing integration tests or at least tests that…

Posted by David Greco in Hadoop, Pig, scala 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
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