[OSM-dev] osm2pgsql patch for nested relations

Lennard ldp at xs4all.nl
Thu Mar 1 19:49:08 GMT 2012


On 1-3-2012 15:28, Sven Geggus wrote:

> Quite in contrast to multipolygon relations, there is almost no computation
> in route relations, their member ways are just added to the planet_osm_lines
> table, they are not even concatenated.

They are concatenated, up to a maximum length. Still, that's still a lot 
less work than multipolygon calculations.


-- 
Lennard



More information about the dev mailing list