Abstract. Many approaches for RDF stores exist, most of them using very straight-forward techniques to store triples in or mapping RDF Schema classes to database tables. In this pa...
A graphical formalized language is proposed for specifying systems of views over database schemas. The language is based on the notion of arrow (mapping) between data schemas and ...
This article explains challenges that arise when humanitarian organizations want to coordinate their development activities by means of distributed information systems. It focuses...
The old problem of managing the history of database information is now made more urgent and complex by fast spreading web information systems, such as Wikipedia. Our PRIMA system ...
Hyun Jin Moon, Carlo Curino, Alin Deutsch, Chien-Y...
The complexity, cost, and down-time currently created by the database schema evolution process is the source of incessant problems in the life of information systems and a major s...