Range queries based on L1 distance are a common type of queries in multimedia databases containing feature vectors. We propose a novel approach that transforms the feature space i...
Sakti Pramanik, Alok Watve, Chad R. Meiners, Alex ...
This paper describes the implementation of a set-oriented database production rule language proposed in earlier papers. Our implementation uses the extensibility features of the St...
Jennifer Widom, Roberta Cochrane, Bruce G. Lindsay
The continuous sliding-window query model is used widely in data stream management systems where the focus of a continuous query is limited to a set of the most recent tuples. In ...
Thanaa M. Ghanem, Walid G. Aref, Ahmed K. Elmagarm...
Graphical Direct Manipulation (GrDM) query languagesare characterized and positioned with respect to traditional textual query languages. After a brief survey of the current state...
In this paper we study the following problem. Given a database and a set of queries, we want to find a set of views that can compute the answers to the queries, such that the amoun...