Database replication protocols have historically been built on top of distributed database systems, and have consequently been designed and implemented using distributed transacti...
A top-down query processing method for first order deductive databases under the disjunctive well-founded semantics (DWFS) is presented. The method is based upon a characterisation...
Modern database applications show a growing demand for efficient and dynamic management of intervals, particularly for temporal and spatial data or for constraint handling. Common...
Several processes have been advanced in the literature for reverse engineering of relational databases. The inputs to these processes are relational tables and available contextua...
Abstract. Controlled Query Evaluation (CQE) offers a logical framework to prevent a user of a database from inadvertently gaining knowledge he is not allowed to know. By modeling t...