This paper proposes a model for integrating a higher level Semantic Grid Middleware with Web Service Resource Framework (WSRF) that extends the prototype presented in [1] informed ...
Abstract. Database outsourcing is becoming increasingly popular introducing a new paradigm, called database-as-a-service, where a client’s database is stored at an external servi...
Ernesto Damiani, Sabrina De Capitani di Vimercati,...
Large inverted indices are by now common in the construction of web-scale search engines. For faster access, inverted indices are indexed internally so that it is possible to skip...
Abstract. A top-k OLAP query groups measures with respect to some abstraction level of interesting dimensions and selects the k groups with the highest aggregate value. An example ...
“W3QL: A Query Language for the WWW”, published in 1995, presented a language with several distinctive features. Employing existing indexes as access paths, it allowed the sel...