With an ever growing complexity and data volume, the administration of today's relational database management systems has become one of the most important cost factors in thei...
The diffusion of service oriented architectures is slowed down by the lack of enough services available for satisfying service integrator needs. Nevertheless, many features desire...
Concettina Del Grosso, Massimiliano Di Penta, Igna...
Estimation via sampling out of highly selective join queries is well known to be problematic, most notably in online aggregation. Without goal-directed sampling strategies, samples...
Increasing application demands are pushing database management systems (DBMSs) towards providing adequate and efficient support for content-based retrieval over multimedia objects...
Exploiting the full computational power of current hierarchical multiprocessor machines requires a very careful distribution of threads and data among the underlying non-uniform ar...