Hi, FYI, I have taken the liberty to move content written during the last Code Sprint in Pairs from http://trac.osgeo.org/postgis/wiki/DevWikiEvent to dedicated page http://trac.osgeo.org/postgis/wiki/CodeSprintParis2012 I hope it's OK. Best regards, -- Mateusz Loskot, http://mateusz.loskot.net