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Introduction to JavaScript MapReduce in Riak

Introduction to JavaScript MapReduce in Riak

This short video demonstrates some Riak’s 0.8 new features: the ability to write map/reduce queries in JavaScript. Riak is a document database and key/value store, designed to store semi-structured documents or objects of varying sizes. It uses the erlang_js project to integrate Mozilla’s Spidermonkey engine directly into Riak to keep overhead to a minimum.