[Tagging] Names on relations and not component ways
dies38061 at mypacks.net
dies38061 at mypacks.net
Sun Jan 6 22:35:53 GMT 2013
Thanks for the several comments from people. I decided to remove the relation and name each component way individually. I referred to this conversation in the changeset meta-data (source and source_ref). Regards --ceyockey.
-----Original Message-----
>From: Werner Hoch <werner.ho at gmx.de>
>Sent: Jan 6, 2013 4:54 PM
>To: "Tag discussion, strategy and related tools" <tagging at openstreetmap.org>
>Subject: Re: [Tagging] Names on relations and not component ways
>
>Hi ceyockey,
>
>Am Freitag, den 04.01.2013, 08:43 -0500 schrieb dies38061 at mypacks.net:
>> I recently created a waterway where I put the name of the waterway
>> on the relation but not on the component ways which are grouped by
>> the relation.
>> This results in the name of the waterway not appearing in the standard
>> Map view.
>
>AFAIR there's currently no relation type that inherits it's tags to the
>member ways, so that the name tags are rendered on the map.
>
>Road routes do not inherit there ref tags to the highways,
>associatedStreets do not inherit there street name to the highway
>segments. Those relations use duplicate tags, too.
>
>There's only one rarely used concept of tag inheritance:
>http://wiki.openstreetmap.org/wiki/Relation:multilinestring
>that is AFAIR not supported by the renderers.
>
>> I am wondering what current best practice is.
>> Should name be applied to both component ways and relation,
>> or is application of name to relation sufficient.
>
>For waterways, adding one name to ways and all names to the relation is
>at least "useful". Longer waterways (rivers) sometimes do not have the
>same name over the complete length, because they flow across different
>countries.
>
>e.g. The Danube river:
>http://www.openstreetmap.org/browse/relation/89652
>
>> To me, not duplicating data would seem to be the better overall
>> practice, and duplication of name on relation and component ways
>> would seem to be a case of tagging-for-the-renderer.
>
>IMHO, redundancy is not always a bad thing. Just do not add too much.
>
>
>> (p.s. the waterway in question => http://www.openstreetmap.org/browse/relation/2676618)
>
>For that short waterway it wouldn't create a waterway relation [1], as
>the benefits of the extra relation are low.
>* no international names required
>* no wikipedia reference
>* the waterway has the same name on all segments.
>* no gnis reference tag, ...
>
>[1] http://wiki.openstreetmap.org/wiki/Relation:waterway
>
>Regards
>Werner (werner2101)
>
>
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