[Virtuoso-users] Trouble loading fct_dav.vad with github compiled virtuoso

I did a git close of https://github.com/openlink/virtuoso-opensource.git compiled and installed in on Ubuntu 13.04 server 64-bit I am having trouble installing the fct_dav.vad This is what I am getting *18:24:20 PL LOG: SQ200: Table referenced in contains does not have a text index* *while exec

[Virtuoso-users] SQL Error: 42000 SR186: No .. DB.DBA.rdfdesc_http_url with user ID 106

Hi, I am about to upgrade to the latest Virtuoso and I but before doing so I thought I would ask the following question regarding my current development instance running the previous version of Virtuoso This is internal to my local network and has a private IP. At the bottom of the view page unde

[Virtuoso-users] Best way to import 3.4 GB of 10MB Turtle Files

Hi, I am trying to figure out the best way to import a 3.4 GB directory 10MB turtle files. My main question involves when to *commit work; *etc. Below is the script that I was thinking of using; Thanks, Pete create procedure ld_eol_data_objects() { ld_dir ('/opt/lod_data/eol/data_object_di

[Virtuoso-users] Best way to import large RDF files into Virtuoso?

What is the best way to import large RDF files into Virtuoso and assign them to a specific named graph? I have one that is over 600MB and another that is about 340 MB. Normally I would have converted these to n3 and then split them, but the tools I have used don't seem to work on files this large

[Virtuoso-users] Dealing with Years as xsd:gYear in Virtuoso, Bug?

Hi, I have an issue in how to represent years. I have been using the following in my RDF http://www.w3.org/2001/XMLSchema#gYear ">1771 However I noticed two problems: 1) When viewed from within Virtuoso as seen in this screenshot. The year is changed to the January 1st of the year. I think th

[Virtuoso-users] Virtuoso define get:soft "replace" that includes the graph, also same via Ruby

Hi, I was wondering if there is version of the following command that allows you to define the *graph* that the triples will be assigned. #pragma for performing HTTP GET as part of SPARQL query processing pipeline define get:soft "replace" select distinct * from

Re: [Virtuoso-users] Virtuoso Server Hardware Suggestions

for relatively long time. > > Best Regards, > > Ivan Mikhailov > OpenLink Software > http://virtuoso.openlinksw.com > > > On Thu, 2011-06-23 at 15:53 -0500, Peter DeVries wrote: > > Hi, > > > > > > I need to spec out a system that will be probably be sli

[Virtuoso-users] Virtuoso Server Hardware Suggestions

Hi, I need to spec out a system that will be probably be slightly larger than the DBpedia data set. I was thinking about this system http://premierconfigure.us.dell.com/dellstore/config.aspx?c=&ci=E1794&customer_id=RC956904&~tgt=cfg&l=en&s=hied&cs=RC956904 In my experience, performance etc. seem

[Virtuoso-users] Experiences with or Information on Integrating Virtuoso with a Fedora Data Repository

Hi, I was wondering if anyone has used Virtuoso as a front end, or integrated with, to a Fedora Repository http://www.fedora-commons.org/ Thanks, - Pete Pete DeVries Department of Entomology University of Wisco

[Virtuoso-users] Virtuoso segfault, blocking google from requesting each URI in a FCT view

Hi I am getting the following usually at a particular time of day. May 9 23:32:25 lsd kernel: [358169.529945] virtuoso-t[4680]: segfault at fffc ip 005b6fbe sp 7f032211ad90 error 4 in virtuoso-t[40+955000] Any ideas as to what may be causing this? Also, how to I

Re: [Virtuoso-users] Problems loading large .ttl file

http://support.openlinksw.com > Forums: http://boards.openlinksw.com/support > Twitter: http://twitter.com/OpenLink > > On 9 May 2011, at 20:23, Peter DeVries wrote: > > Sorry I should have been more clear. > > I create a dump file using this command. > > dump_on

Re: [Virtuoso-users] Problems loading large .ttl file

ocedure that loads a directory of .rdf files with the same data works. Thanks, - Pete On Sun, May 8, 2011 at 8:18 PM, Hugh Williams wrote: > Peter, > > On 8 May 2011, at 18:26, Peter DeVries wrote: > > > Hi, > > > > I am trying to upload a new version of my TaxonC

[Virtuoso-users] Problems loading large .ttl file

Hi, I am trying to upload a new version of my TaxonConcept dataset. (VOS 6.1.3) There is one large .ttl file that is giving me problems. On my staging machine I run this procedure which loads each of the ~100,000 rdf files. It seems to work create procedure ld_txn_se () { ld_dir ('/home/lod_

[Virtuoso-users] Error Message from within iSPARQL "The support of subquery syntax is not enabled for ..."

I am getting the following error when I try to run a SPARQL query on my endpoint that does work on other virtuoso endpoints. The error message seems to imply that I have some setting turned off? 37000 Error SP031: SPARQL compiler: The support of subquery syntax is not enabled for the SERVICE h

[Virtuoso-users] Invitation to connect on LinkedIn

LinkedIn I'd like to add you to my professional network on LinkedIn. - Peter Peter DeVries Ph.D. Dissertator at Department of Entomology, University of Wisconsin Madison, Wisconsin Area Confirm that you know Peter DeVries https://www.linkedin.com/e/-b2ye6w-ghnv0456-3

Re: [Virtuoso-users] Permalinked Map Query not showing maps?, "undefined" entries in point window

ssage? Thanks - Pete On Fri, Oct 22, 2010 at 9:46 AM, Peter DeVries wrote: > I have the following permalink which should go directly to the googlemap > visualization but does not display the map. > > < > http://lsd.taxonconcept.org/isparql/view/?query=PREFIX%20txn%3A%20%3Chttp%3A%2F

[Virtuoso-users] Using Virtuoso to make LSID-based RDF work well as Linked Data

I am wondering how someone might be able to use Virtuoso OS, to expose LSID based RDF. For example, here is one record http://lsd.taxonconcept.org/describe/?url=urn:lsid:zoobank.org:pub:68376390-7809-46FF-9EC4-1371B4AAD0FF How might someone go about configuring Virtuoso so it can expose these as

[Virtuoso-users] Permalinked Map Query not showing maps?, "undefined" entries in point window

I have the following permalink which should go directly to the googlemap visualization but does not display the map. < http://lsd.taxonconcept.org/isparql/view/?query=PREFIX%20txn%3A%20%3Chttp%3A%2F%2Flod.taxonconcept.org%2Fontology%2Ftxn.owl%23%3E%0APREFIX%20monarch_butterfly%3A%20%3Chttp%3A%2F%2

[Virtuoso-users] Questions about bulk loading .rdf from a directory path

Questions about bulk loading .rdf from a directory path I have a directory of .rdf files partitioned into the the following graph structure. within /home/lod_data I have the following directories that contain .rdf files. /home/lod_data/bbc /home/lod_data/dbpedia /home/lod_data/eunis /home/lod_da

[Virtuoso-users] Trying to set standard prefix names for common vocabularies on dumps to either .n3 or .ttl

I am trying to create an RDF/XML dump file from my Virtuoso SPARQL Endpoint. http://losd.taxonconcept.org/sparql/ I have the data configured into different graphs described here: http://www.taxonconcept.org/sparql-endpoint/

[Virtuoso-users] Paths in compiled from source Virtuoso on Ubuntu Lucid

I decided to try to do the source install of the latest version of Virtuoso Open Source on Ubuntu Lucid. * This is different than installing *virtuoso-opensource* via the package manager. Following the default configuration using default path settings, I am getting virtuoso.ini in the following l

[Virtuoso-users] Post Import Assignment of URI's to graphs

I have a number of triples loaded into my Virtuoso Open Source server via a set of sitemap.xml files. When I run this SPARQL query SELECT ?g count(*) WHERE {GRAPH ?g {?s ?p ?o} } I get a list where each URI is a separate graph of the form http://lod.taxonconcept.org/ses/DLLyJ.rdf Is there a wa

Re: [Virtuoso-users] Anyone Running Virtuoso Open Source Under Ubuntu Lucid Eucalyptus?

Virtuoso Open Source benefit from multiple processors? Thanks! - Pete On Fri, Jun 11, 2010 at 5:16 PM, Nathan wrote: > Peter DeVries wrote: > >> Hi have a new server that I am thinking of setting up with Virtuoso Open >> Source under Ubuntu Lucid Server Eucalyptus. >> &g

[Virtuoso-users] Anyone Running Virtuoso Open Source Under Ubuntu Lucid Eucalyptus?

Hi have a new server that I am thinking of setting up with Virtuoso Open Source under Ubuntu Lucid Server Eucalyptus. I have been able to get Virtuoso Open Source running under Ubuntu Lucid server via the apt package. Does anyone have any experience getting this to work under Eucalyptus? Any tip

Re: [Virtuoso-users] Graph Dump results in only system triples, not loaded triples

Support: http://support.openlinksw.com > Forums: http://boards.openlinksw.com/support > Twitter: http://twitter.com/OpenLink > > On 11 Jun 2010, at 16:53, Peter DeVries wrote: > > I am trying to get a data dump of all the triples in my Virtuoso Opensource > triple store. > >

[Virtuoso-users] Graph Dump results in only system triples, not loaded triples

I am trying to get a data dump of all the triples in my Virtuoso Opensource triple store. I have this procedure defined: create procedure dump_graphs (in dir varchar := '/usr/share/virtuoso/dump/', in file_length_limit integer := 10) { declare inx int; inx := 1; set isolation = 'unc

[Virtuoso-users] How to create and configure a loose federation of endpoints that are part of a larger named graph, so one could query the federation :-)

Hi All, I was thinking about setting up a federation of SPARQL Endpoints that all expose different aspects of a field of study. Each endpoint would be part of the larger LOD cloud. However, users could query the entire federation using the top main graph or query subsets of the federation. The

[Virtuoso-users] Best way to Create a RDF Dump File from Virtuoso?

I have been working to get up to speed with Virtuoso and would like to create RDF dump files of the triples I have loaded on the server. Right now my VIrtuoso server crawls my data set's semantic sitemap and pulls the RDF out of my Rails App. In the future I would also like to add additional rele

[Virtuoso-users] "Default Host" setting when running behind a reverse proxy on a separate machine

How do you set the name of the Virtuoso server startup parameters Virtuoso configuration file "/etc/virtuoso-opensource-6.0/virtuoso.ini" "Default Host" when the Virtuoso machine is hosted behind a reverse-proxy running on a separate machine? - Pete -- ---

[Virtuoso-users] Retrieving a count of triples loaded into a VOS Server?

Is there a quick way to determine the number of triples loaded into a VOS server? Thanks in Advance :-) - Pete Pete DeVries Department of Entomology University of Wisconsin - Madison 445 Russell Laboratories 1630 Linden Drive Madiso

Re: [Virtuoso-users] Virtuoso Crawler Stops Crawling after only a few pages

ia the sitemap extension. - Pete On Thu, Mar 11, 2010 at 6:59 PM, Kingsley Idehen wrote: > Peter DeVries wrote: > >> I have installed the new version of Virtuoso Open Source and I seem to be >> having the same crawling problem >> with the following example (very preliminary) d

Re: [Virtuoso-users] Virtuoso Crawler Stops Crawling after only a few pages

details on IRI de-referencing and use of pragmas can be > obtained from: > > http://docs.openlinksw.com/virtuoso/rdfiridereferencing.html > > Best Regards > Hugh Williams > Professional Services > OpenLink Software > Web: http://www.openlinksw.com > Support: http://support.openlinksw.com &

[Virtuoso-users] Virtuoso Crawler Stops Crawling after only a few pages

Hi! I have installed the latest Virtuoso open source and I am having trouble getting it to crawl my data set. The crawler downloads the first nine pages but then stops. This happens when the target is http://lod.geospecies.org/ or http://lod.geospecies.org/index.rdf. The same dataset (rdf pages