Hi, I tried to download your file, but this URL returns 401 error (File was deleted).
Anton. On Sun, Oct 11, 2009 at 4:15 AM, Supunmali Ahangama <[email protected]> wrote: > > Hi, > http://www.nabble.com/file/p25837519/roads.zip roads.zip > > I need to get the optimal path using Dijkstra function in pgrouting. > Thought I dont get an error, i dont get the results too. Dijkstra function > runs (without any error), but it don't affect any rows in dijsktra_result. > That is there is nothing in the created table 'dijsktra_result', it is > empty. > > I created the topology for the road data (attached here) at the start by > > SELECT assign_vertex_id('roads', 0.001, 'the_geom', 'gid'); > UPDATE roads SET length = length(the_geom); > > in postgresql database. > > It didnt give any exception and did work fine when i did run it through > pgAdmin111. It creates the source and the target columns for each edge/row > in roads table. > > But at the end, it dont give the optimal path (Dijkstra) results, even for > most simplest paths (connecting 3 nodes), where there are connected paths > available between origin and destination. > > I'm not sure what the problem is. Any help would be appreciated. > > I have attached the shapefile too. Is it an issue in road data? > > > Thanks > -- > View this message in context: > http://www.nabble.com/Cant-get-the-optimal-path-tp25837519p25837519.html > Sent from the PostGIS - User mailing list archive at Nabble.com. > > _______________________________________________ > postgis-users mailing list > [email protected] > http://postgis.refractions.net/mailman/listinfo/postgis-users > _______________________________________________ postgis-users mailing list [email protected] http://postgis.refractions.net/mailman/listinfo/postgis-users
