[gdal-dev] ogr2ogr with OSM data error Too many tags in relation

[G. Allegri]

Solved the mistery :)
Osgeo4W's GDAL seems to not have splite, so the output SQLite db wasn't a
spatialite db.

giovanni


2014-05-16 10:12 GMT+02:00 G. Allegri <giohappy at gmail.com>:

> Hi Even, thanks.
> A new run ended with the mentioned errors and a warning about a bad
> polygon.
> I thought it was a bad sqlite because QGIS couldn't load it, but ogrinfo
> and ogr2ogr work well with it (I could convert to shapefiles).
>
> giovanni
>
>
> 2014-05-15 20:06 GMT+02:00 Even Rouault <even.rouault at mines-paris.org>:
>
> Le jeudi 15 mai 2014 16:29:52, G. Allegri a écrit :
>> > I'm trying to use the OGR OSM driver to convert an .osm file to sqlite
>> > (spatialite)
>> > Running:
>> >
>> > ogr2ogr -f SQlite myosm.sqlite myosm.osm -dsco SPATIALITE=YES
>> >
>> > I obtain:
>> >
>> > ERROR 1: Too many tags in relation 365331
>> > ERROR 1: Too many tags in relation 365331
>> > ERROR 1: Too many tags in relation 365331
>> > ERROR 1: Too many tags in relation 365331
>> > ERROR 1: Too many tags in relation 365331
>> > ERROR 1: Too many tags in relation 365331
>> > ERROR 1: Too many tags in relation 365331
>> >
>> > (yes, it's repeated)
>> > Relation 365331 is the italian administrative boundary (
>> > http://www.openstreetmap.org/relation/365331). It contains a lot of
>> tags
>> > (mainly translations).
>> >
>> > Is there a limit to the number of relations OSM's driver can manage?
>>
>> The error comes from the XML .osm parser in fact. I see it has not the
>> logic
>> of the PBF parser to increase the hard-coded initial values. So the max is
>> 256.
>> If you convert your .osm into a .pbf, I suspect you wouldn't have this
>> error.
>> Otherwise if you compile from source you can increase the value at line
>> 2246
>> of ogr/ogrsf_frmts/osm/osm_parser.cpp ( psCtxt->nTagsAllocated = 256; ).
>> But that error is not critical. The extra tags after the 256 first ones
>> will
>> just be ignored.
>> Anyway it might be good if you can open a ticket about that issue.
>>
>> > How to
>> > avoid loading all those name "subtags"?
>> >
>> > giovanni
>>
>> --
>> Geospatial professional services
>> http://even.rouault.free.fr/services.html
>>
>
>
>
> --
> Giovanni Allegri
> http://about.me/giovanniallegri
> Twitter: https://twitter.com/_giohappy_
> blog: http://blog.spaziogis.it
> GEO+ geomatica in Italia http://bit.ly/GEOplus
>



-- 
Giovanni Allegri
http://about.me/giovanniallegri
Twitter: https://twitter.com/_giohappy_
blog: http://blog.spaziogis.it
GEO+ geomatica in Italia http://bit.ly/GEOplus
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