: In order to reduce transmission cost mobile information system clients often cache data retrieved in a context aware manner. In the case of updates it may happen that this data b...
Continuous spatial queries posted within an environment of moving objects produce as their results a time-varying set of objects. In the most ambitious case both queries and data ...
Yu-Ling Hsueh, Roger Zimmermann, Haojun Wang, Wei-...
With the Object-Reference (ORef) approach, the traditional object-oriented model is extended with references to act as a canonical model. Our ORef model facilitates the storage of ...
Supporting legacy applications when the database schema evolves represents a long-standing challenge of practical and theoretical importance. Recent work has produced algorithms a...
Carlo Curino, Hyun Jin Moon, Alin Deutsch, Carlo Z...
View updating is a long standing difficult problem. Given a view defined over base data sources and a view update, there are several different updates over the base data sources,...
Ling Wang, Ming Jiang 0003, Elke A. Rundensteiner,...