Codebits by David Medinets
2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018

09/18/2010: Active Relation Explained

Action Relation is an implementation of map-reduce. The predicate map the data. And the operations reduce it.

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