[postgis-users] Build topology for polygon layer using postgis2.0

[Sandro Santilli]

On Thu, Nov 03, 2011 at 07:09:59AM -0700, Elton Chan wrote:

> WARNING:  Not updating next_{left,right}_face fields of face boundary edges

The above messages are expected, it's all being fine.

[...]

> ERROR:  SQL/MM Spatial exception - non-existent node
> CONTEXT:  SQL statement "SELECT topology.ST_AddEdgeModFace(atopology, snode_id, enode_id, rec.geom)"

This is unexpected.
Can you share your input collection to take a look ?
Best if you can shrink it as much as possible.

> Besides, I support your idea about toTopoGeometry, it is a better
> way to maintain topology.

Great. Are you also willing to co-fund it ?
http://strk.keybit.net/projects/postgis/index.html#tasks

--strk; 

  ()   Free GIS & Flash consultant/developer
  /\   http://strk.keybit.net/services.html