Hi Frank, better post to [email protected]
And you use a tolerance of 0.1 in assign_vertex_id(). All new start/ endpoints with a distance shorter then 0.1 will be mapped to existing nodes. Gr Ralf -----Ursprüngliche Nachricht----- Von: [email protected] [mailto:[email protected]] Im Auftrag von FRANK RADA Gesendet: Donnerstag, 25. Februar 2010 15:57 An: [email protected] Betreff: [postgis-users] Error in spatial graph Table Hi, i build a topology using pgrouting`s function assign_vertex_id('vias', 0.1, 'the_geom', 'gid'); after that i found one vertex that constains the follow structure as you see, the node_id code don`t appears in the column target_id. the question is, is bad the graph? this is the query from edges and node tables "node_id";"name_street";"source_id";"target_id" 165;"AV0400000C070";165;151 165;"CL0900000C050";165;166 165;"CL0900000C060";165;164 165;"AV0400000C060";165;174 this is the aproximate graphical representation, the vertices of the graph are connected to other edges, for simplify i put only the graph shown in the table | | | ---------------------*----------------------- | | | * is the node which converge the edges. _______________________________________________ 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
