[OSM-dev] Funny Numbers

Dirk-Lüder Kreie osm-list at deelkar.net
Wed Mar 7 16:26:28 GMT 2007


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Frederik Ramm schrieb:

> 8759380 node references extracted from 8831307 segments
> 
> 48989 tile references extracted from 8423007 nodes
> 
> So we have 8423007 nodes in the database, but 8759380 nodes are  
> referenced by segments. That's (at least) 340k nodes used but not  
> present - is that possible? Or a likely bug in my script?

Are the node references unique? i.e. how does this handle multiple
segments connecting to one node?

I think it's technically possible that nodes get deleted without the
joined segment to be deleted, but I doubt that it has happened in that
order of magnitude.

Dirk-Lüder "Deelkar" Kreie

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