One useful feature that is missing from today’s database systems is an explain capability that enables users to seek clarifications on unexpected query results. There are two t...
Histograms have been widely used for fast estimation of query result sizes in query optimization. In this paper, we propose a new histogram method, called the Skew-Tolerant Histog...
Yohan J. Roh, Jae Ho Kim, Yon Dohn Chung, Jin Hyun...
Understanding users’ navigation on the Web is important towards improving the quality of information and the speed of accessing large-scale Web data sources. Clustering of users...
Telecommunication networks process verylarge numbers of events in real time. In this environment, database applications demand both high throughput (at reasonable costs), and pred...
Jerry Baulier, Stephen Blott, Henry F. Korth, Abra...
Abstract. Governance means that specifications are enforced dynamically at application runtime. Governance framework is a technique to design and implement an extensible interactio...