Re: [Virtuoso-users] Welcome to the "Virtuoso-users" mailing list

2014-09-09 Thread Dimitris Kontokostas
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

Re: [Virtuoso-users] character encoding error for uri/iri

2014-09-09 Thread Roland Cornelissen
Hi, I just ran into another situation where my federated querying got frustrated by the issue of falsely converted IRI's when doing a federated query, mentioned below. So this time I took the effort of reporting it properly [1]. I should have done this earlier, I know, but luckily I still got this

Re: [Virtuoso-users] Welcome to the "Virtuoso-users" mailing list

2014-09-09 Thread William Puschmann
All - (let me apologize if this goes out multiple times, the first attempt was caught up in the ether) We are currently attempting to submit several objects made up of several RDF nodes from a Tomcat server into Virtuoso and are eventually getting the "Too many open statements" error. Our object

Re: [Virtuoso-users] Loading relational data into Virtuoso

2014-09-09 Thread Medha Atre
Hi Hugh, I was also trying to use the bulk loader script that you pointed me to http://virtuoso.openlinksw.com/dataspace/doc/dav/wiki/Main/VirtCsvFileBulkLoader. I have a table created as "CREATE TABLE rdftest (s INT, p INT, o INT);" My sample data looks like follows (the directory where data is

Re: [Virtuoso-users] Loading relational data into Virtuoso

2014-09-09 Thread Medha Atre
Hi Olivier, Thanks, but I don't think this addresses my question. I do not want to use Druid (or any such utility), because it's more about my own understanding of the "alter index" and "create index" commands and their effect on data organization in of Virtuoso, than having a GUI based tool to do

Re: [Virtuoso-users] Loading relational data into Virtuoso

2014-09-09 Thread Olivier Rossel
I might be off-topic, but Druid (http://druid.sourceforge.net/) has always been a life saver when I have to deal with an unknown database. Roughly, you launch the jar by a java -jar druid.jar, and then point it to the JDBC driver of your database, and you can do most of the things you need (loadin