[OSM-talk] Temporary Items, overlays, changes

Hendrik T. Voelker hvoelker at nutrimatic.de
Thu Jan 8 10:46:17 GMT 2009

Hendrik T. Voelker wrote:
> So we have to come up with a way to contain alternating versions with time or 
> other kind of restrictions. This would also allow construction sites to be mapped.



   <frame from="1.1.2009" till="5.1.2009">
     <node ... />
     <way ... />
     <relation ... />

     <!-- default without time frame -->



from and till might need some additional possibilities to describe dates, like 
"First Saturday in March" or "every two years from 1.3. till 9.3." ...



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