[GRASS-dev] How to create union of areas with isles

[Moritz Lennert]

On 12/08/08 17:53, Росен Матев wrote:
> I came up with something similar to v.overlay and the old buffer
> module. I'm only concerned that it might be slow but I think we can
> use a spatial index to improve it alot

This brings up the need to have permanent (file-based) spatial index, 
instead of only one built on-the-fly.
Another important ToDo:
http://freegis.org/cgi-bin/viewcvs.cgi/grass6/doc/vector/TODO?rev=HEAD&content-type=text/vnd.viewcvs-markup

Moritz