Re: Tools for 20 million triples?

Phil Dawes wrote:
> Hi Andrew,
> 
> Is it possible to do optional query clauses in Kowari?  
> E.g. match a resource by a set of criteria, and also return the
> rdfs:label of the resource if it exists. 
> (it wasn't obvious to me from the documentation)
> 
> Many thanks,
> 
> Phil

Hi Phil,

Not many query languages support optional query clauses currently.
You might want to take a look at the SeRQL query language, which does
have support for this: http://www.openrdf.org/doc/SeRQLmanual.html

Cheers,

Arjohn

-- 
arjohn.kampman@aduna.biz
Aduna BV - http://aduna.biz/
Prinses Julianaplein 14-b, 3817 CS Amersfoort, The Netherlands
tel. +31-(0)33-4659987  fax. +31-(0)33-4659987