Not open source, but here's a preso on how simplegeo do it: http://www.slideshare.net/mmalone/scaling-gis-data-in-nonrelational-data-stores
Note: we do it very differently here at Twitter (but aren't at liberty to discuss in detail)– I say this just to point out that there are several valid strategies. -ryan On Fri, Jan 21, 2011 at 10:02 AM, Joseph Stein <crypt...@gmail.com> wrote: > I hear that a bunch of folks have GeoIndexing built on top of Cassandra and > running in production. > Any of them open sourced (Twitter? SimpleGeo? Bueller?) planning on it? > > /* > Joe Stein > http://www.linkedin.com/in/charmalloc > Twitter: @allthingshadoop > */ >