On Fri, Aug 9, 2013 at 2:38 PM, Rob Vesse (JIRA) <j...@apache.org> wrote:
> > [ > https://issues.apache.org/jira/browse/JENA-507?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13735123#comment-13735123] > > Rob Vesse commented on JENA-507: > -------------------------------- > > Yes, that is why I mentioned the XPath 3 functions since those now include > many of these functions so that would seem like an appropriate standard > namespace to use as far as possible > > Supporting the Stardog namespace for relevant functions is also another > option to boost portability (both for ARQ and dotNetRDF) > We'd be happy to change from our custom namespace to use the xpath 3 namespace for those functions. We're actually at a good point for this, we're finalizing our 2.0 release, so this would be a good time to make that switch. Otherwise, we'd wait until at least 2.1. Cheers, Mike > > > Add support for Leviathan extension functions to ARQ > > ---------------------------------------------------- > > > > Key: JENA-507 > > URL: https://issues.apache.org/jira/browse/JENA-507 > > Project: Apache Jena > > Issue Type: Improvement > > Components: ARQ > > Reporter: Rob Vesse > > Assignee: Rob Vesse > > Labels: extension, functions, sparql > > Original Estimate: 336h > > Time Spent: 4h > > Remaining Estimate: 332h > > > > The Leviathan Function library is a set of extension functions present > in dotNetRDF's SPARQL engine. It contains a useful set of numeric > functions which would be useful to have available in core ARQ and would > boost portability of queries between ARQ and dotNetRDF (note that dotNetRDF > already supports ARQs extension functions). > > See > https://bitbucket.org/dotnetrdf/dotnetrdf/wiki/DeveloperGuide/SPARQL/Leviathan%20Functionsfor > definition of functions > > Note that some of these overlap with new XPath 3 functions but for > portability purposes there is no reason not to support these as well since > most are relatively trivial to implement. I will file a separate issue for > supporting XPath 3 functions. > > -- > This message is automatically generated by JIRA. > If you think it was sent incorrectly, please contact your JIRA > administrators > For more information on JIRA, see: http://www.atlassian.com/software/jira >
