2011/5/15 Dave Reynolds <[email protected]> > On Sun, 2011-05-15 at 14:12 +0800, 朱曼 wrote: > > Dear list, > > > > Hi~ > > > > I am wondering if aggregation function is supported in SPARQL, e.g. count > > function (such as we always do in SQL: select count(*) from table where > > id=...)? > > If I want to query for the total count of individuals of some class, can > I > > use a SPARQL query directly? > > Yes, up to date versions of Jena support SPARQL 1.1 which includes > aggregation operations: > > http://www.w3.org/TR/sparql11-query/#aggregates > > Dave > > > Thanks a lot~~
All the best June
