Ontotext are pleased to announce the release of *OWLIM version 4.1*
<http://www.ontotext.com/owlim>. This is a maintenance release of the
OWLIM family <http://www.ontotext.com/owlim/editions> of RDF databases
and addresses a number of bug fixes in both OWLIM and Sesame, together
with some performance improvements over version 4.0.
This latest version is bundled with Sesame 2.4.2
<http://www.openrdf.org/> which includes many fixes for SPARQL 1.1 Query
support, especially those relating to aggregate functions and complex
GROUP BY expressions. Some issues with property paths have also been
dealt with.
OWLIM-SE and OWLIM-Enterprise have been updated with fixes relating to
query evaluation logic and improvements in query performance. Some
problems when using named graphs with the Jena
<http://jena.sourceforge.net/> adapter have also been addressed.
Ontotext continue to develop OWLIM and upcoming releases will include
full SPARQL 1.1 Update/Federation functionality, data-type indices,
graph level security and many other features/enhancements.
Full documentation for all OWLIM editions is available online
<http://owlim.ontotext.com/display/OWLIMv41/Home>.
The OWLIM team.