[OSM-dev] GPX Planet Dump
Tom MacWright
tom at macwright.org
Sat Apr 6 15:36:14 UTC 2013
> Risking to sound way too negative I have to ask what is the point of creating
"gpx dumps" with the same data content as API queryable data?
For the same reason a planet file is published. My use case here is
generating a worldwide tile layer of GPX data, and that would not be viable
via querying the API - either it would take a very, very long time with
individual queries, or the tile service would be reliant on OSM's API
staying up. Just as people don't rely on the /map call to generate maps of
streets, they shouldn't rely on /gpx to generate maps of tracks.
On Sat, Apr 6, 2013 at 10:44 AM, Gregory Williams <
gregory at gregorywilliams.me.uk> wrote:
> > -----Original Message-----
> > From: Peter Gervai [mailto:grinapo at gmail.com]
> > Sent: 06 April 2013 13:50
> >
> > On Fri, Apr 5, 2013 at 5:37 PM, Ian Dees <ian.dees at gmail.com> wrote:
> >
> > > - This dump only includes the data inserted into the database (lat,
> > > lon,
> >
> > Risking to sound way too negative I have to ask what is the point of
> creating
> > "gpx dumps" with the same data content as API queryable data?
> > My original request - years ago - came up because I missed additional
> data
> > contained in the GPX files, especially HDOP values and waypoints.
> > As far as I see this dump will not contain either; basically you dump
> what
> > anyone could dump by querying the API, you only save the resources for
> not
> > doing it one-by-one, right?
>
> If you followed that argument through then you'd also be able to say that
> there's no point in publishing the planet file each week, since it's all
> queryable via the API.
>
> The point of publishing all of the GPX data is, just like the planet, when
> you're doing something on a larger scale than would be sensible, polite, or
> in line with the usage policy for the API.
>
> Gregory
>
>
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