[Tagging] airport check in counters

bkil bkil.hu+Aq at gmail.com
Sat Apr 13 13:43:21 UTC 2019

On Sat, Apr 13, 2019 at 3:25 PM Paul Allen <pla16021 at gmail.com> wrote:
> Namespacing is guaranteed to fix it.  The only thing is that in some (not all) cases namespacing
> might be overkill.  Not wrong, just unnecessary.  So check_in=* might be suitable for all the
> cases we have now and will have in the future, but camp_site:check_in=* (and airport:check_in
> and all the rest) will never be wrong whereas at some future date check_in=* could be a problem.
> It's not just editors but also overpass-turbo queries.  You want to search for airport checkins but
> with check_in=* you'll get camp site and hotel checkins too.  I don't think overpass-turbo has
> a mechanism for requesting check_in=* within the boundary of some other object (I could be
> wrong) but if it did then it would be computationally expensive.  Possibly very expensive if
> there's a naked check_in=* and it ends up expanding the search for the enclosing feature until
> it covers the whole world (or hits whatever bounding box you chose).  You could solve that
> with a relation, but that's asking a lot of many mappers who don't understand or use
> relations for anything.  Namespacing solves that problem (transparently if the editors
> support the tag).

would work around this issue as well, wouldn't it?

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