[OSM-talk] Amenity key
davefox at madasafish.com
Mon Oct 25 11:22:28 BST 2010
On 25/10/2010 10:23, Markus Lindholm wrote:
> On 25 October 2010 11:17, M∡rtin Koppenhoefer<dieterdreist at gmail.com> wrote:
>> 2010/10/25 Dave F.<davefox at madasafish.com>:
>>> Tourism is a tag that shouldn't be used as a primary.
>>> Primary tags should be used to describe what it is, not whom it *might* be
>>> used by.
>> what about tourism=information with it's several subtags? Seems to fit
>> perfectly IMHO as a primary tag.
> What constitutes a primary tag?
One that is used in to solely describe an entity without any additional
Tourism is an activity.
A museum needs a tag to describe it's physicality such as building=*, &
Museums (& art galleries) are used by many people other than tourists.
To indicate that it might be of interest to tourists a sub key such as
tourism=yes could be used.
> How should one know which tags are
> considered primary when parsing the OSM database?
That's up to the parser. However putting tourism=art_gallery for example
gives no indication of what type it is:
Is it indoors or outdoors?
Is it in a building, marquee, greenhouse? etc.
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