SPARQL extensions with preferences
Olivier Pivert, Olfa Slama, Virginie Thion · 2016
The last decade has witnessed an increasing interest in expressing preferences inside database queries. Even though most of the work has been devoted to relational databases, many proposals have also been made in the Semantic Web area in order to query RDF databases in a flexible way. This paper presents a survey of these approaches, classifies them, and points out research perspectives.