Re: Is SPIN still a valid direction?

Jerven,  I'd like to see the implementation list at

http://spinrdf.org/

updated to reflect the Allegrograph implementation and any others you can
find.

On Tue, Dec 23, 2014 at 2:24 AM, Jerven Bolleman <me@jerven.eu> wrote:

> Hi Antonino,
>
> SPIN is a very active and widely adopted (for a semantic web technology).
> Besides Topquadrant (the originators) and Alegrograph, I know of 3 more
> SPARQL vendors who have
> committed resources and started development work on implementing SPIN
> support, expect announcements
> around summer next year.
> And that is just among those I have contact with (which might be a biased
> sample ; but 75% of the sampled vendors)
>
> The W3C shapes workgroup is focussed on a sub part of the SPIN
> functionality.
> Validation and documentation, however, the SPIN supporters/inventors are
> very active in
> that workgroup and it is very likely SPIN (evolved) will be a large part
> of that standard.
>
> As you are interested in inferencing and open data workflows the W3C
> shapes workgroup work is
> not of interest to your core functionality. See e.g.
> http://www.w3.org/2014/data-shapes/wiki/Requirements
>
> In the end SPIN is translated before execution and can be used on SPARQL
> implementations that do
> not support SPIN yet. SPIN is not so widely used in research but has a
> significant number of paying
> clients and complicated projects behind it.
>
> I personally have used it on different projects and am very happy with the
> great and active support
> on the TopQuadrant mailing list. I would also love to work on a OpenRDF
> Sesame implementation, but just lack
> the time to do so. Once someone has implemented a SPARQL engine SPIN is a
> relatively simple technology. Just translate a RDF
> representation of the SPARQL query into the SPARQL algebra model inside
> your engine (if needed via a text representation).
>
> Hoping this is helpful,
>
> Regards,
> Jerven
>
>
> On 19 Dec 2014, at 18:33, Antonino Lo Bue <lobue@pa.icar.cnr.it> wrote:
>
> > Hi everyone,
> >
> > I'm wondering if someone from the list could make a clear point on SPIN
> > adoption and usage status. I'm planning to use it in my research work to
> > model SPARQL inferencing on Open data->Linked open data workflows , but I
> > have heard that something new is coming and would/could replace SPIN with
> > a more flexible language.
> > Is this the case and so I could risk to work with outdated and legacy
> > stuff? Or do you encourage the adoption?
> >
> > Thanks and regards
> >
> > Antonino Lo Bue
> > CNR-ICAR Palermo
> > LinkedIn: http://www.linkedin.com/in/antoninolobue
> >
> >
> >
>
>
>


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