Really interesting pdf of slides from the PGCcon talk about this here http://www.pgcon.org/2014/schedule/events/696.en.html http://www.pgcon.org/2014/schedule/

Really interesting pdf of slides from the PGCcon talk about this here http://www.pgcon.org/2014/schedule/events/696.en.html http://www.pgcon.org/2014/schedule/events/696.en.html