Re: [Virtuoso-users] GROUP_CONCAT in VOS 6.1.3

2012-01-03 Thread Hugh Williams
Hi Percy, You will need to updated to the latest Virtuoso 6.1.4 release for support for the GROUP_CONCAT() function as this is the release it was added to, which can be downloaded from: http://virtuoso.openlinksw.com/dataspace/dav/wiki/Main/VOSDownload What prevents you from upgrading

[Virtuoso-users] Views over RDF graphs in Virtuoso

2012-01-03 Thread lorena
Hi! I would like to dynamically populate graphs with the results of a query, and be able to store these graphs and reuse them in further queries. This could be accomplished, for example, If I could store a CONSTRUCT query and use a reference to this graph in other queries. I do not want to

Re: [Virtuoso-users] Views over RDF graphs in Virtuoso

2012-01-03 Thread Ivan Mikhailov
Hello Lorena, I'm thinking about this feature, but it's useless without good optimization and at the same time the optimization is quite sophisticated there. So the request_count/effort ratio stays low and the feature is regularly postponed. As an example of troubles to be solved, consider

[Virtuoso-users] Views over RDF graphs in Virtuoso

2012-01-03 Thread lorena
Hi! I would like to dynamically populate graphs with the results of a query, and be able to store these graphs and reuse them in further queries. This could be accomplished, for example, If I could store a CONSTRUCT query and use a reference to this graph in other queries. I do not want to