[Tagging] Using route=road to group the segments of a street (was: Re: Reasons for associatedStreet?)

[Anthony]

On Fri, Sep 3, 2010 at 1:50 PM, Nathan Edgars II <neroute2 at gmail.com> wrote:
> On Fri, Sep 3, 2010 at 1:26 PM, Anthony <osm at inbox.org> wrote:
>> You could always check for relation membership right before uploading,
>> and present the dialogs at that point.
> I'm not sure if this would work. If you save a .osm file and close and
> reopen JOSM before uploading, does it know that certain ways were
> split?

Probably not, which means keeping track of splits would be part of the fix.

>> Make sure you upload the relation and the ways in the same POST
>> request.  Those are guaranteed to be all-or-none, right?
>
> I wouldn't know, but I do know that Potlatch uploads all ways, then
> all relations. Presumably the maximum size of a POST request is
> smaller than a large changeset.

True, and one of the many reasons the API should support
adding/removing elements from relations without downloading/uploading
the entire relation.