[Tagging] Grouping buildings together using relations

Mateusz Konieczny matkoniecz at tutanota.com
Sun Jan 10 10:19:00 UTC 2021




Jan 10, 2021, 10:55 by steveaOSM at softworkers.com:

> On Jan 10, 2021, at 1:45 AM, Volker Schmidt <voschix at gmail.com> wrote:
>
>> Joseph, 
>> The multipolygon solution is OK as long as you do not have to include node-type objects.
>>
>
> AFAIK, node objects are just fine in multipolygons.  They are uncommon, but they are OK.  There is no "prohibition" against them.
>
No, node is not considered as valid in multipolygon 

>> Another remark: You say " I believe this is a mis-use of the concept of relations in OpenStreetMap, since it is not representing a distinct feature that can be observed to exist locally, on the ground."
>>
>> Where does this come from? What about e.g. boundary relations?
>>
>
> Volker asks an excellent question here.  I also await Joseph's answer here.
>
I would consider it as an exception and continue applying this rule.

(underground features are other tricky issue here)

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