[redland-dev] query range in SPARQL

Dave Beckett dave at dajobe.org
Wed Oct 4 20:07:46 UTC 2006


Andre Meyer wrote:
> Thanks for the idea. It seems, however, that filters are not
> sufficient because they do not support mathematical functions like
> sqrt().
> 
> I have not yet figured out whether extension functions work in
> Redland. Where would I need to look for these?

I haven't tested them to the query engine in Rasqal yet although
the infrastructure is mostly there - other priorities.  Consequently
there's no (public) API for it either, which would need adding
to redland (librdf) and the language bindings eventually.

Dave


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