[OSM-dev] way 7062297, is this new?
julisonbr at gmail.com
Fri Oct 10 18:41:06 BST 2008
In what situation would it be necessary use duplicate keys? If there's a
need, can we reach the same goal without using it? I think duplicated keys
can lead to database problems (e.g. performance) that can be avoid.
2008/10/10 Matthias Julius <lists at julius-net.net>
> Stefan de Konink <stefan at konink.de> writes:
> > - I assumed that editors like JOSM, and their behavior was consistent
> > and there is absolutely no useful use of duplicate keys.
> Actually, the editors are pretty consistent in not supporting
> duplicate keys, but that doesn't mean that this wouldn't be useful.
> I hope nobody disputes that multiple values for one key can be very
> useful. The question is how this should be implemented.
> IMHO, the most naturally implementation is to allow duplicate keys. I
> consider delimited strings an acceptable workaround. Especially when
> it is relied upon the user to do the delimiting.
> On a second thought, most duplicate values could be avoided by using
> dev mailing list
> dev at openstreetmap.org
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