I kinda need something similar. My objective was to calculate strahler stream order and horton's stream order.
I was feeling that the topology graph next_edge could give me the data that I need, but I haven't really tried. I also would like to hear if someone else has the same or something that could be done. Any thoughts? On Mon, Oct 21, 2013 at 11:10 AM, Rémi Cura <[email protected]> wrote: > Hey dear list, > > Anybody has some advices about navigating trough topology graph (ie given > a node, find list of next, etc). > > I was thinking of using directly the table "edge_data", but it feels like > a lots of self join. > > > Cheers, > Rémi-C > > _______________________________________________ > postgis-users mailing list > [email protected] > http://lists.osgeo.org/cgi-bin/mailman/listinfo/postgis-users > -- George R. C. Silva SIGMA Consultoria ---------------------------- http://www.consultoriasigma.com.br/
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