[Tagging] Proposal: Sunset ref=* on ways in favor of relations

Richard Welty rwelty at averillpark.net
Wed Nov 11 14:00:48 UTC 2015


On 11/11/15 7:37 AM, David Earl wrote:
> I can see the attraction of this, but I do always worry about gross
> lack of backward compatibility being a huge barrier to adoption. If
> you have to scramble to keep up with changes like this whenever they
> happen, you aren't going to be keen to be a consumer of OSM data when
> it's only peripheral to what you're trying to do. I hear all the
> arguments about being able to move forward and so on, but if you can't
> keep the customers, there's no point.
>
> Also relations are a massively bigger burden on a consumer. Every time
> you get one you've got to do a look up in a potentially HUGE mass of
> other data, so it probably has to be done via a database rather than
> in memory. Getting the information you need becomes orders of
> magnitude slower for every object.
>
it's an inevitable consequence of serializing a complex data structure.
we either find ways to deal with it or else we accept limits on what
we can accomplish.

richard

-- 
rwelty at averillpark.net
 Averill Park Networking - GIS & IT Consulting
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