Clustering is one of the most important tasks performed in Data Mining applications. This paper presents an e cient SQL implementation of the EM algorithm to perform clustering in...
The event calculus is a logic programming formalism for representing events and their effects especially in database applications. This paper presents the use of the event calculus...
In 'Associative Caching' each client computer keeps a copy of its query result sets in its own local database. The purpose is to reduce the size and frequency of queries ...
Over the last few years, the importance of mobile computing as been steadily increasing. While it is important to provide support for accessing databases in disconnected computing...
Commercial databases support different isolation levels to allow programmers to trade off consistency for a potential gain in performance. The isolation levels are defined in the ...