[OSM-dev] OSM XML declaration, JOSM, Osmosis et al.

Frederik Ramm frederik at remote.org
Wed Sep 21 13:52:04 BST 2011


Hi,

On 09/21/11 14:01, Serge Wroclawski wrote:
> Doing so also precludes merging results with any existing OSM database
> though. You can't have an extract then update via a service which
> strips version numbers.

If you need versions in your extract. If your extract is supposed to 
contain only the latest version of anything anyway, then no point in 
even having version numbers locally!

> I think if you wanted to make this clear signal, you'd fake the IDs
> altogether, use incrementing ones starting at 0, for example.

That would remove more information than necessary *and* be more 
complicated (due to having to keep intact referential integrity 
therefore having to keep track of assigned IDs). I think the sign would 
not have to be *that* clear.

Bye
Frederik



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