[Virtuoso-users] remote access to virtuoso

Hi all! How should I configure virtuoso to be accessed remotely? Do I need to open the ports in virtuoso conductor or anything similar? I access to virtuoso locally with the following code, however it does not work if I access remotely: con = DriverManager.getC

Re: [Virtuoso-users] Signal 11 while uploading a large file

Hi Patrick, Thanks, I follow your instructions but this is all I got: Reading symbols for shared libraries . done Reading symbols for shared libraries .. warning: .o file "/Users/vl474/datavirtuoso/virtuoso-opensource-6.1.4/appsrc/ODS-Wiki/plugin/.l

[Virtuoso-users] Signal 11 while uploading a large file

Hi all, I installed the latest version of virtuoso on my Mac Lion. I modified virtuoso.ini to use up to 4GB of memory (I have 8GB), however when I am uploading the DBpedia infoboxes it fails after a couple of hours or more. 00:48:36 PL LOG: Loader started 00:48:36 PL LOG: No more files to load.

[Virtuoso-users] Get a exact mapping for a date

Hi all! I wonder how can I get an exact mapping for the literal "1950" using the following sparql query with bif:contains: WHY I CAN'T GET THE EXACT MAPPINGS FOR "1950" SELECT DISTINCT ?s ?o FROM WHERE {?s ?p ? o.FILTER( (?o, '"1950"') && isLiteral(?o) && ( str(?p) ! =

[Virtuoso-users] [QALD-1]: DEADLINE EXTENSION for 1st Workshop on Question Answering over Linked Data (QALD-1)

1st Workshop on Question Answering over Linked Data (QALD-1) http://www.sc.cit-ec.uni-bielefeld.de/qald-1 collocated with the Extended Semantic Web Conference (ESWC) http://www.eswc2011.org/ * Motivation & Scope * The workshop is aime

Re: [Virtuoso-users] various clients and concurrency in Virtuoso

ate transaction isolation level , which is read committed to minimise the possibility of locks/deadlocks. Best Regards Hugh Williams Professional Services OpenLink Software Web: http://www.openlinksw.com Support: http://support.openlinksw.com Forums: http://boards.openlinksw.com/support Twitter:

[Virtuoso-users] various clients and concurrency in Virtuoso

Hi all! I seem to have problems when I have two clients of my program accessing the same instance of virtuoso (even when the clients are independent), eventually one fails and virtuoso totally stops running. Virtuoso.jdbc3.VirtuosoException: Activity on a closed connection at virtuo

[Virtuoso-users] Searching for dates with bif:contains?

Hi! Is there any way to search for numbers using bif:contains? regex takes too long: SELECT DISTINCT ?s ?date FROM WHERE { ?s ?p ?date . FILTER regex(?date, "^1945")}LIMIT 10 but bif:contains doesn't seem to work: SELECT DISTINCT ?s ?date FROM WHERE {

[Virtuoso-users] 1st Challenge on Question Answering over Linked Data (QALD-1)

The challenge on Question Answering over Linked Data is on!. Please find below important information. We would be happy if you participate. [Apologies for cross-posting] 1st Challenge on Question Answering over Linked Data (QALD-1) http://www.

[Virtuoso-users] CFP: 1st Workshop on Question Answering over Linked Data (QALD-1)

1st Workshop on Question Answering over Linked Data (QALD-1) http://www.sc.cit-ec.uni-bielefeld.de/qald-1 collocated with the Extended Semantic Web Conference (ESWC) http://www.eswc2011.org/ * Motivation & Scope * The workshop is aimed at all researchers and practitioners working on natural

[Virtuoso-users] bif:contains and Film

Hi all ! I have tried to get the resource http://dbpedia.org/resource/Film when asking for "film" in the indexes in http://dbpedia.org/sparql, in several ways: SELECT DISTINCT ?s ?o FROM WHERE {{?s rdfs:label ?o.[] a ?s .FILTER( bif:contains(?o, "film" ) )}}LIMIT 36 SE

Re: [Virtuoso-users] Connecting to a SPARQL end-point (DBpedia) via JDBC?

Hi all! Is there any way to access to a public virtuoso SPARQL end point (e.g. http://dbpedia.org/sparql or http://demo.openlinksw.com) via JDBC ? (same as when accessing to it locally) Something like: Class.forName("virtuoso.jdbc3.Driver"); con = DriverManager.getConnection("jdbc:virtu

Re: [Virtuoso-users] Obtain all graphs

. Best Regards Hugh Williams Professional Services OpenLink Software Web: http://www.openlinksw.com Support: http://support.openlinksw.com Forums: http://boards.openlinksw.com/support Twitter: http://twitter.com/OpenLink On 2 Dec 2010, at 15:01, Vanessa Lopez wrote: Hi all! How can obtain all

[Virtuoso-users] Obtain all graphs

Hi all! How can obtain all graph URIs in a given Virtuoso sparql end point? I tried in http://demo.openlinksw.com/sparql with the query SELECT DISTINCT ?g WHERE { GRAPH ?g {?s ?p ?o}} But it just gives me 40001 Error SR172: Transaction deadlocked in DB.DBA.SPARQL_SELECT_KNOWN_GRAPHS([executable

Re: [Virtuoso-users] Exceeded maximum number of file descriptors in FD_SET - solved thanks + query about indexes

arge number of file descriptors being opened to the point of exceeding the FD_SETSIZE maximum ? Best Regards Hugh Williams Professional Services OpenLink Software Web: http://www.openlinksw.com Support: http://support.openlinksw.com Forums: http://boards.openlinksw.com/support Twitter: http://

[Virtuoso-users] Exceeded maximum number of file descriptors in FD_SET

Hello, Does anyone knows how to solve the problem "Exceeded maximum number of file descriptors in FD_SET." in Virtuoso? I install Virtuoso under Linux RedHat Thanks a lot V -- The Open University is incorporated by Royal Charter (RC 000391), an exempt charity in England & Wales and a charity

[Virtuoso-users] Creation of full text indexes

Hello I have loaded DBpedia and Linkedmdb in Virtuoso and I have update the indexes by running the commands: DB.DBA.RDF_OBJ_FT_RULE_ADD (null, null, 'All'); DB.DBA.VT_INC_INDEX_DB_DBA_RDF_OBJ (); First, for DBpedia, and it works perfectly. Then for Linkedmdb, but it does not seem to work

[Virtuoso-users] [Dbpedia-discussion] Optimizing full text searches in dbpedia in virtuoso

Hello, I am trying to optimize time performance as much as possible on my full text index queries. To query for classes in DBpedia that contains "person" in the label, I send the query SELECT DISTINCT ?s ?o FROM WHERE {{?s rdfs:label ?o.[] a ?s .FILTER( bif:contains(?