Abstract. For systems that share enough structural and functional commonalities, reuse in schema development and data manipulation can be achieved by defining problem-oriented lang...
The increasing use of temporal and spatial data in presentday relational systems necessitates an efficient support of joins on interval-valued attributes. Standard join algorithms...
Abstract. We show how to specify and use the metadata for a virtual and relational data integration system under the local-as-view (LAV) approach. We use XML and RuleML for represe...
As the Web has evolved into a data-rich repository, with the standard "page view," current search engines are increasingly inadequate. While we often search for various ...
The CenSSIS Image Database System is a scientific database that enables effective data management and collaboration to accelerate fundamental research. This paper describes the d...