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» Behaviour Management in Database Applications
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COOPIS
2004
IEEE
14 years 16 days ago
Refresco: Improving Query Performance Through Freshness Control in a Database Cluster
Abstract. We consider the use of a cluster system for managing autonomous databases. In order to improve the performance of read-only queries, we strive to exploit user requirement...
Cécile Le Pape, Stéphane Ganç...
ESM
2000
13 years 10 months ago
The simulation of business rules in active databases using expert system approach
A very active field of research of Database Management Systems (DBMS) is concerned with an augmentation of DBMS by rules. Passive rules (constraints) were the first to be investig...
Ivan Bruha, Frantisek Franek, Vladimir L. Rosicky
GIS
2008
ACM
14 years 9 months ago
Monitoring continuous queries over streaming locations
We report on our experience from design and implementation of a powerful map application for managing, querying and visualizing evolving locations of moving objects. Instead of bu...
Kostas Patroumpas, Evi Kefallinou, Timos K. Sellis
SIGMOD
2008
ACM
115views Database» more  SIGMOD 2008»
14 years 9 months ago
Query answering techniques on uncertain and probabilistic data: tutorial summary
Uncertain data are inherent in some important applications, such as environmental surveillance, market analysis, and quantitative economics research. Due to the importance of thos...
Jian Pei, Ming Hua, Yufei Tao, Xuemin Lin
ICDE
2008
IEEE
140views Database» more  ICDE 2008»
14 years 10 months ago
Graphitti: An Annotation Management System for Heterogeneous Objects
Annotation is the process of supplementing data with additional information that was not part of the actual observation, but reflects post-facto comments and associations made by a...
Sandeep Gupta, Christopher Condit, Amarnath Gupta