[Virtuoso-users] Trim all varchar cells in a table efficiently

2010-01-23 Thread Aldo Bucchi
Hi, I have a table that has random spaces appended to random varchar values. ( that's just a FOL ). I would like to run a procedure against the table and trim each varchar value "in place" so that, after running the procedure on a table, I could be assured that all cells are correctly trimmed. i.

Re: [Virtuoso-users] OS X 10.6.2: Exceeded maximum number of file descriptors in FD_SET.

2010-01-23 Thread Ceriel Jacobs
Hi Patrick, With this patch (hopefully correct) applied: --- $ cd src/virtuoso-opensource-6.0.0 $ sudo make clean $ sudo make distclean $ patch -p 0 -i patch_fd.diff $ CFLAGS="-O2 -arch x86_64 -m64 -isysroot /Developer/SDKs/MacOSX10.6.sdk -pipe -w -mmacosx-version-min=10.6 -march=core2 -mtune=gen

[Virtuoso-users] Get direct subclasses

2010-01-23 Thread Alexander Sidorov
Hello! Could you please hint me how to get some class' *direct* derivatives using Virtuoso SPARQL-endpoint in the case inference is enabled? Regards, Alexander

Re: [Virtuoso-users] Start a new RDF crawl programatically

2010-01-23 Thread Hugh Williams
Hi Daniel, Please see the following Tutorial on Importing Web Content using Virtuoso, which shows how this can be done programatically: http://demo.openlinksw.com/tutorial/web/vs_r_1/vs_r_1.vsp and you should be able to adopt to perform via ODBC ... Best Regards Hugh Williams Professio

[Virtuoso-users] owl:Thing support

2010-01-23 Thread Alexander Sidorov
Hello! I am working with OWL ontology stored in Virtuoso RDF-store. Ontology contains assertions "someClass rdfs:subClassOf owl:Thing" not for all root classes. Is there any way to make Virtuoso reasoner take into consideration that all classes are derived from owl:Thing. In other words I want to

[Virtuoso-users] Start a new RDF crawl programatically

2010-01-23 Thread Daniel Alexander Smith
Hi, I'd like to start an RDF crawl ( as in 16.5.8 here: http://docs.openlinksw.com/virtuoso/rdfinsertmethods.html ) via an OBDC connection to virtuoso. The only instructions I can find are the above to use the conductor UI, but I want to do this via an API. Any advice appreciated, my fall