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

Richard Welty rwelty at averillpark.net
Sun Nov 8 15:20:13 UTC 2015


On 11/8/15 5:00 AM, Dave Swarthout wrote:
> Sorry to keep working this side topic but I want to add this
> information FYI. I just came across this interesting article that
> talks about the difficulty of editing relations in JOSM. Even though
> we're talking about routes in this thread I think it's still relevant
> to our recent discussions:
>
> http://sk53-osm.blogspot.com/2015/10/irish-vice-counties-creation-of.html
> ; and especially the section headed "Technical Aspects (OSM)". 
>
> In that section the author, sk53, says, "Creating a whole set of
> boundaries encompassing one country and part of another is not a light
> undertaking on OSM. It is fiddly work, and involves manipulating
> objects with many dependencies. In practice I find it somewhat
> reminiscent of software migration projects: mainly mundane but you
> need to keep your wits about you.
>
> Contrary to what some believe, none of the OSM editors can prevent
> damage to other objects in this process. Mapping boundaries on this
> scale inevitably involves relations, and relations are not
> semantically clean objects at the level of the OSM data model."
>
> I certainly agree with that assessment.
>
i have done a lot of work with admin boundaries in upstate NY and i find it
critical to have a well planned workflow when handling this situation.
otherwise
there are lots of things that are easy to forget.

richard

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