Database administrators struggle when managing workloads that have widely different performance requirements. For example, the same database may support short-running OLTP queries...
Stefan Krompass, Andreas Scholz, Martina-Cezara Al...
Social-tagging communities offer great potential for smart recommendation and "socially enhanced" searchresult ranking. Beyond traditional forms of collaborative recomme...
Ralf Schenkel, Tom Crecelius, Mouna Kacimi, Thomas...
We studied how actual users find items of interest in today's complex, recommender-rich information environments, what role recommenders play in it, and if recommenders incre...
With the increasing popularity of recommender systems in commercial services, the quality of recommendations has increasingly become an important to study, much like the quality o...
Oracle Berkeley DB is a family of database engines that provide high performance, transactional data management on a wide variety of platforms. Berkeley DB products are available ...
Social media are constructed from the collective contributions of potentially millions of individuals and present an increasingly common and large scale form of database. As these...
Testing is one of the most expensive and time consuming activities in the software development cycle. In order to reduce the cost and the time to market, many approaches to automa...
Query optimization is an inherently complex problem, and validating the correctness and effectiveness of a query optimizer can be a task of comparable complexity. The overall proc...
This paper describes the internal features of the Saxon XQuery processor that make the most significant contribution to its speed of execution. For each of the features, an attemp...