I have been blogging about Owlgres, our scalable OWL reasoner for DL-Lite. Recently, we have been playing with DBpedia, in particular the dataset with the Wikipedia Infoboxes. I have previously talked about the features of DL-Lite: querying a large persistent ABox and complete result sets w.r.t. a TBox. In this post I’d like to underline the usefulness of the selectivity optimizer using a short ... Continue reading