Off the top of my head I can't think of a reason why this might be happening. I
suggest you also try asking on the Jena list, mentioning that the D2R endpoint
uses the Joseki server code.
Richard
On 9 Apr 2013, at 21:59, Diogo FC Patrao <djogopat...@gmail.com> wrote:
> Hello
>
> I noticed a strange effect happening when I issue the following query:
>
> SELECT DISTINCT *
> WHERE
> {
> SERVICE <http://0.0.0.0:2020/sparql> { ?document
> <http://www.cipe.accamargo.org.br/ontologias/h2tc.owl#documentType>
> "exam request" . }
> SERVICE <http://0.0.0.0:2020/sparql> { ?document
> <http://www.cipe.accamargo.org.br/ontologias/h2tc.owl#documentAuthor>
> ?author . }
> }
> 0.0.0.0:2020/sparql points to a d2r-server instance. This query was issued
> not directly to this instance, but rather by a command line ARQ over an
> empty graph.
>
> This query is part of a bigger query that refers to several d2r-server
> instances, and I know that I could join both of them in one SERVICE only for
> optimization, but that's not the point.
>
> The point is, instead of getting proper URIs for ?author, I'm getting those
> huge hex data, like
>
> <687474703A2F2F7777772E636970652E616363616D6172676F2E6F72672E62722F6F6E746F6C6F676961732F683274632E6F776C237573657273554E495636363837353234353636>
>
> Interestingly enough, converting consecutive pairs of those bytes to chars,
> it turns into a URI!
>
> http://www.cipe.accamargo.org.br/ontologias/h2tc.owl#usersUNIV6687524566
>
> Which is a valid answer to ?author.
>
> I have verified that a query without those SERVICE keywords works perfectly,
> when issued directly to D2R-server.
>
>
> I'm not really sure whose fault is this, ARQ or D2R.
>
> Any help in order to get things straight will be appreciated.
>
> Thanks,
>
>
>
>
> --
> diogo patrão
>
>
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apps and a phenomenal toolset for data science. Developers can use
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