[OSM-dev] Tag-key with "?" in planet but not in API

[Jon Burgess]

On Tue, 2009-09-15 at 20:48 +0200, Martin Lesser wrote:
> 
> *My* bunzip2'd planet-090909 does not show the bytes above (09 0d).
> Instead a seek(52447596001) followed by a read(278) shows exactly
> what I quoted before containing the 2 '?' [1]
> 
> > But with the planet, your viewer seems to convert them for whatever
> reason to 
> > question marks.
> 
> I would not call `bzcat planet-090909.osm.bz2 | grep -A 4
> 'id="187690242"'` a
> viewer ;-)
> 
> So the question remains what the reason for this transformation is and
> whether this is intentional.

I suspect the answer can be found at [1] where the planet dump utility
will convert any ASCII characters less than 32 in a key or value to a
'?'.

	Jon

1: http://trac.openstreetmap.org/browser/applications/utils/planet.osm/C/output_osm.c#L69