Re: [Virtuoso-users] string manipulation within an rdf view

2010-05-27 Thread Ivan Mikhailov
Hello Mark, > Is it possible to create an rdf attribute as a manipulation of 1 or > more columns from a table Yes, you should CREATE IRI CLASS or CREATE LITERAL CLASS with the number of parameters equal to number of columns in question and then use it in RDF View with desired columns as argument

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

2010-05-27 Thread Hugh Williams
Hi Peter, The DefaultHost can be set in the "URIQA" section of the Virtuoso configuration as detailed at: http://docs.openlinksw.com/virtuoso/dbadm.html#ini_URIQA This should be set to the external hostname clients will be accessing the Virtuoso server as via the proxy, and should be s

Re: [Virtuoso-users] string manipulation within an rdf view

2010-05-27 Thread Tim Haynes
Mark James wrote: Hi, Is it possible to create an rdf attribute as a manipulation of 1 or more columns from a table or does this have to be done in a sql view prior to the rdf view? I attempted to perform a concat like the one below but got the error - SQ074: Line 46: SP031: SPARQL compiler: T

[Virtuoso-users] string manipulation within an rdf view

2010-05-27 Thread Mark James
Hi, Is it possible to create an rdf attribute as a manipulation of 1 or more columns from a table or does this have to be done in a sql view prior to the rdf view? I attempted to perform a concat like the one below but got the error - SQ074: Line 46: SP031: SPARQL compiler: Table alias name is not