The internal design of database systems has traditionally given primacy to the needs of transactional data. A radical re-evaluation of the internal design giving primacy to the ne...
This paper describes the design and implementation of Paradise, a database system designed for handling GIS type of applications. The current version of Paradise, uses a client{se...
David J. DeWitt, Navin Kabra, Jun Luo, Jignesh M. ...
Ecological surveys generate large quantities of data database technology has not yet reached its full potential in this area. Here we investigate approaches to modelling ecologica...
Ontology as a knowledge base can provide different reasoning tasks, e.g. to check consistency of the ontology or to check whether a resource is instance of a concept or not. In thi...
This paper introduces U-relations, a succinct and purely relational representation system for uncertain databases. U-relations support attribute-level uncertainty using vertical pa...
Lyublena Antova, Thomas Jansen, Christoph Koch, Da...