[OSM-dev] invalid geometry in planet_polygon

Frederik Ramm frederik at remote.org
Tue Aug 24 07:43:56 BST 2010


Stephan Knauss wrote:
> I tried some queries filtered with st_within and got a geos exception.
> I think it's caused by some geometries not being valid.

Yes, of course, there are hundreds of thousands of invalid geometries.


to see them ;)

> Is this a problem with the import of osm2pgsql or a problem with the data?

The API doesn't (and can't) prevent them, and osm2pgsql makes no efforts 
(and couldn't really) correct them.


Frederik Ramm  ##  eMail frederik at remote.org  ##  N49°00'09" E008°23'33"

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