Simon Willison’s Weblog

Python + Hadoop = Flying Circus Elephant. Last.fm have released Dumbo, a Python module that lets you easily write Hadoop map/reduce tasks using Python and generators. 31st May 2008, 2:14 pm

Writing An Hadoop MapReduce Program In Python. Hadoop (the open source map/reduce framework) can interact with any program that reads from stdin and outputs on stdout—so it’s trivial to drop in Python scripts for the map and reduce steps. 9th October 2007, 11:33 am

CouchDB: Thinking beyond the RDBMS. CouchDB is a fascinating project—an Erlang powered non-relational database with a JSON API that lets you define “views” (really computed tables) based on JavaScript functions that execute using map/reduce. Damien Katz, the main developer currently works for MySQL and used to work on Lotus Notes. 3rd September 2007, 9:48 am