It is an option in the configure script
Running ./configure --help you can see what extra vad's you can enable
--enable-dbpedia-vad --enable-rdfmappers-vad
On Sun, Nov 9, 2014 at 5:48 PM, Jörn Hees wrote:
> Hi,
>
> i'm currently trying to update my "Setting up a local DBpedia 3.9 endpoint
> w
You should keep the BoneCP connections number / concurrent connections low.
I had the same problem with DBpedia Live (and BoneCP) and noticed that
keeping the concurrent threads below 7 was working fine.
Above that number I started getting the same error
Best,
Dimitris
On Tue, Sep 9, 2014 at 4:5
On Mon, Aug 18, 2014 at 1:09 PM, Kingsley Idehen
wrote:
> On 8/18/14 9:57 AM, Dimitris Kontokostas wrote:
>
> HI again,
>
> I started getting the same error which means my db got corrupted again
> very soon.
>
> I don't know how to fix the error source so it
> Okay, we'll look into this. I believe you are in touch with Hugh in
> regards to DB specimen too, right?
>
Thanks Kingsley, AFAIK Patrick and Orri are looking into this
--
Kontokostas Dimitris
--
___
14 at 6:59 PM, Kingsley Idehen
wrote:
> On 7/16/14 11:39 AM, Dimitris Kontokostas wrote:
>
> One question on this
>
> After the restore procedure my new database file went from 41G to 29G
> Was that from compression or did I loose ~25% of my data?
>
> Best,
> Dimitr
One question on this
After the restore procedure my new database file went from 41G to 29G
Was that from compression or did I loose ~25% of my data?
Best,
Dimitris
On Wed, Jul 16, 2014 at 12:10 PM, Dimitris Kontokostas
wrote:
> Thanks Hugh,
>
> it worked and it's back online
&g
dIn -- http://www.linkedin.com/company/openlink-software/
> Twitter -- http://twitter.com/OpenLink
> Google+ -- http://plus.google.com/100570109519069333827/
> Facebook -- http://www.facebook.com/OpenLinkSoftware
> Universal Data Access, Integration, and Management Technology Providers
bit around but didn't find anything related. Any help
appreciated
Best,
Dimitris
--
Kontokostas Dimitris
--
Want fast and easy access to all the code in your enterprise? Index and
search up to 200,000 lines of code
available in the open source version I'd like to know the file
count / size limitations.
Best,
Dimitris
--
Kontokostas Dimitris
--
HPCC Systems Open Source Big Data Platform from LexisNexis Risk Solutions
Find
gement Technology Providers
>
> [1] http://docs.openlinksw.com/virtuoso/fn_trace_on.html
> [2]
> http://docs.openlinksw.com/virtuoso/handlingplcondit.html#stacktracesql
>
>
> On 1 Jun 2014, at 09:00, Dimitris Kontokostas wrote:
>
> Hi,
>
> I am using Virtuoso through J
Hi,
I am using Virtuoso through JDBC to update data in a DB.
The application was working correctly for a long time now and since 2 days
ago it doesn't work (out of a suddent) and I am getting the following errors
I restarted the server and my app a few times without luck. Any ideas on
why this ha
You can use CONSTRUCT as well [1]
e.g.
construct {?s foaf:name ?o}
where { ?s foaf:name ?o . }
Best,
Dimitris
[1] http://www.w3.org/TR/2013/REC-sparql11-query-20130321/#construct
On Mon, Mar 3, 2014 at 4:35 AM, Joshua TAYLOR wrote:
> On Sun, Mar 2, 2014 at 8:42 PM, Kingsley Idehen
> wrote:
Hi
I am trying to dump a graph to file as RDF (ttl or nt preferred)
I use the following code (according to some old notes)
create procedure
graph_to_ttl_file (in graph_iri varchar, in f_name varchar)
{
declare ses any;
ses := string_output();
DB.DBA.RDF_GRAPH_TO_TTL (graph_iri, ses);
ereClause <http://www.w3.org/TR/sparql11-query/#rWhereClause>
SolutionModifier <http://www.w3.org/TR/sparql11-query/#rSolutionModifier>
[2] http://www.sparql.org/query-validator.html
On Fri, Jan 3, 2014 at 1:32 PM, Rumi wrote:
> Hi Dimitris,
>
>
> On 03-Jan-14 11:06
Hi & happy new year to all!
I noticed that virtuoso doesn't support group by / having in ask queries
Is this a bug or not supported yet?
e.g.
ASK
WHERE
{ ?resource ?c }
GROUP BY ?resource
HAVING ( count(?c) > 1 )
Best,
Dimitris
--
Kontokos
I had a similar problem with v7.0.0 and big (ttl) files. I had to restart
and try to reload many times until vos finally succeeded.
I don't remember the status() output but looked like there was a deadlock.
I noticed that *most times* the halting was right after I did a select
count() to check the
For complete functionality you should define all the following rules in
apache
ProxyPass/conductor http://example.com:/conductor
ProxyPassReverse /conductor http://example.com:/conductor
ProxyPass/about http://example.com:/about
ProxyPassRevers
me-changing
> conversations that shape the rapidly evolving mobile landscape. Sign up
> now.
> http://pubads.g.doubleclick.net/gampad/clk?id=63431311&iu=/4140/ostg.clktrk
> ___
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> Virtuoso-users@lists.sourc
can test Databugger online at http://databugger.aksw.org
or
download the source code from github[1] and run it locally. For
more information on our methodology you can look at our report
[2].
On
behalf of the Databugger team,
Dimitris
Hello,
I was wondering if you know any public LOD endpoint that uses virtuoso 7
(open/professional edition)
Best,
Dimitris
--
Dimitris Kontokostas
Department of Computer Science, University of Leipzig
Research Group: http://aksw.org
Homepage:http://aksw.org/DimitrisKontokostas
frequently
Best,
Dimitris
On Sat, Oct 5, 2013 at 3:06 PM, Dimitris Kontokostas wrote:
> Hi Hugh,
>
> I can confirm this error on live.dbpedia.org (Version: 07.00.320)
> although conductor doesn't complain maybe jdbc is more strict and throws
> an exception
>
> if it makes
any feedback is highly
appreciated. We gratefully acknowledge the support of the DBpedia [6]
community and AKSW research group [7].
On behalf of the Databugger team,
Dimitris Kontokostas
[1]https://github.com/AKSW/Databugger/tree/master/data/archive/WWW_2014
[2] http://lov.okfn.org
[3]http://s
t; Hugh Williams
> Professional Services
> OpenLink Software, Inc. // http://www.openlinksw.com/
> Weblog -- http://www.openlinksw.com/blogs/
> LinkedIn -- http://www.linkedin.com/company/openlink-software/
> Twitter -- http://twitter.com/OpenLink
> Google+ -- h
...
>
> Best Regards
> Hugh Williams
> Professional Services
> OpenLink Software, Inc. // http://www.openlinksw.com/
> Weblog -- http://www.openlinksw.com/blogs/
> LinkedIn -- http://www.linkedin.com/company/openlink-software/
> Twitter -- http://tw
ked through all the date related code and I didn't find anything that
could produce this error, and we are formatting all the dates with Java
XMLGregorianCalendar.toXMLFormat().
Could this be a VirtJDBC4 bug?
Best,
Dimitris
--
t; triple
pattern?
If it is the latter I should have used * from the beginning
Thanks,
Dimitris
On Fri, Sep 27, 2013 at 5:11 PM, Kingsley Idehen wrote:
> On 9/27/13 12:11 AM, Dimitris Kontokostas wrote:
>
>> Hi,
>>
>> I get the following internal error when I run [1] . W
Hi,
I get the following internal error when I run [1] . When I run it without a
property path (+) it works fine.
Cheers,
Dimitris
Virtuoso 37000 Error SP031: SPARQL: Internal error:
sparp_equiv_get_ro(): attempt of returning NULL when
SPARP_EQUIV_GET_ASSERT & flags
[1]
http://dbpedia.org/sparq
are subclasses of rdf:Property
My question was if you keep all owl spec preinstalled in virtuoso or just
optimize only for some parts like owl:sameAs?
Best,
Dimitris
On Fri, Sep 20, 2013 at 12:59 AM, Kingsley Idehen wrote:
> On 9/19/13 8:27 AM, Dimitris Kontokostas wrote:
>
> Hi,
>
>
like virtuoso does not have this basic information pre-installed.
Do I have to load rdf / rdfs / owl manually or am I missing something?
Best,
Dimitris
--
Kontokostas Dimitris
--
LIMITED TIME SALE - Full Year of Microsoft
Hi,
I think I found a bug with property paths and optional statements in VOS7
(DBpedia sparql endpoint)
See the following queries. Q1 runs fine but Q2 doesn't. If I remove the '+'
from Q2 (Q3) then the query returns fine again. So there seems to be a bug
with multiple optional statements and proper
e of an object literal, there's no
> need to write a cast like xsd:dateTime --- it can make an expression
> index-unfriendly even if it will always return the argument unchanged on
> your specific data.
>
> Best Regards,
>
> Ivan Mikhailov
> OpenLink Software
> http:
ge update on the Dutch Live server is 2-3 articles per second but
may also range from 0 to 10 at peaks, also note that we will port this
method to the English Live where the update frequency is higher.
Best,
Dimitris
--
Dimitris Kontokostas
Department of Computer Science, University of
> If you have a VOS running at localhost, make sure the DB server (not the
> http) doesn't run on the same port (default )
>
> For simpler tasks I do it manually
> e.g. to update SQL procedures, I re-run the sql file from console to
> update the definitions
> to change
cedures, I re-run the sql file from console to
> update the definitions
> to change the contents of a VSP page I upload the new version from the VOS
> webdav browser
>
> Cheers,
> Dimitris
>
>
> On Sat, Jul 13, 2013 at 1:22 AM, Den
p://twitter.com/OpenLink
> Google+ -- http://plus.google.com/100570109519069333827/
> Facebook -- http://www.facebook.com/OpenLinkSoftware
> Universal Data Access, Integration, and Management Technology Providers
>
> On 11 Dec 2012, at 17:24, Dimitris Kontokostas wrote:
>
> Hi H
at 11:13 AM
Subject: count distinct
To: Dimitris Kontokostas
Cc: "enno.meij...@bibliotheek.nl"
Hi Dimitris,
I run into a weird issue trying to count distinct values.
When the distinct vaues of a literal are counted like this:
PREFIX bbz:
<http://beeldbank.zeeuwsebib
D6 too
http://answers.semanticweb.com/questions/19610/federated-query-in-virtuoso
Best,
Dimitris
-- Forwarded message --
From: Roland
Date: Fri, Apr 5, 2013 at 3:24 PM
Subject: Re: federated queries
To: Dimitris Kontokostas
Cc: "enno.meij...@bibliotheek.nl"
Yeah, it
I guess this could be done with a list of proxy / rewrite rules but someone
needs to know a lot of Virtuoso internals
a step-by-step tutorial, a configurable script or a GUI could add a great
added value both for the fct package and the server itself.
Best regards,
Dimitris
--
Dimitris
tp://nl.dbpedia.org/resource/Mokra_(Silezië)> <
http://nl.dbpedia.org/property/gemeente> <
http://nl.dbpedia.org/resource/Miedźno_(gemeente)> .
}
On Wed, Jan 16, 2013 at 12:15 AM, Dimitris Kontokostas wrote:
> Hi,
> I have a problem to insert the following character [1] in an updat
and Management Technology Providers
>
> On 6 Dec 2012, at 16:28, Dimitris Kontokostas wrote:
>
> Hi,
>
> I am trying to adapt the DBpedia plugin to work with graph groups in
> http://live.nl.dbpedia.org
> Right now I have the "http://nl.dbpedia.org&quo
ux
[3]
http://live.nl.dbpedia.org/sparql?default-graph-uri=http%3A%2F%2Fnl.dbpedia.org&query=DESCRIBE+%3Chttp://nl.dbpedia.org/resource/Linux%3E&output=text/html
--
Dimitris Kontokostas
Department of Computer Science, University of Leipzig
Hi Patrick,
Sorry, it was easy after all :)
now, something extra,
we have about 3-4M triples that we update occasionally by clearing the gragh
and inserting the new triples.
1) does the index affect the clear/update procedure?
and if it does, are there any commands to call before / after to spee
Hi,
i have a problem with the bif:contains function.
It does not work and i could find if there is any configuration options to
enable it.
*Server/Virtuoso: version 06.01.3127, on Linux (x86_64-pc-linux-gnu), Single
Edition*
*SPARQL Endpoint: http://el.dbpedia.org/sparql*
For the same query, the
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