ABSTRACT
Martin Giese, Diego Calvanese, Peter Haase, Ian Horrocks, Yannis Ioannidis, Herald Kllapi, Manolis Koubarakis, Maurizio Lenzerini, Ralf Möller, Mariano Rodriguez Muro, Özgür Özçep, Riccardo Rosati, Rudolf Schlatte, Michael Schmidt, Ahmet Soylu, and Arild Waaler
This chapter proposes steps toward the solution to the data access problem that end-users typically face when dealing with Big Data:
• They need to pose ad-hoc queries to a collection of data sources, possibly including streaming sources.
