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CAS
2005
64views more  CAS 2005»
13 years 8 months ago
Estimating Null Values In Relational Database Systems Based On Genetic Algorithms
In this paper, we present a new method to estimate null values in relational database systems based on genetic algorithms. It can tune the membership functions of the linguistic v...
Shyi-Ming Chen, Shih-Wei Lee
CIKM
2008
Springer
13 years 10 months ago
A SQL database system for solving constraints
This demonstration presents the concepts, design, and implementation of SCDE, a relational database systems extended with the ability to solve constraint satisfaction problems (CS...
Sebastien Siva, Lesi Wang
WER
1998
Springer
14 years 10 days ago
Towards Requirements Engineering of Active Database Systems
Active systems are emerging in many fields, being particularly interesting those like Active Database Management Systems which always provide some kind of reactive capabilities. I...
José Hilario Canós Cerdá, Jav...
VLDB
2001
ACM
126views Database» more  VLDB 2001»
14 years 8 months ago
Semantic integrity support in SQL: 1999 and commercial (object-)relational database management systems
The correctness of the data managed by database systems is vital to any application that utilizes data for business, research, and decision-making purposes. To guard databases agai...
Can Türker, Michael Gertz
SIGMOD
2007
ACM
190views Database» more  SIGMOD 2007»
14 years 8 months ago
XANADUE: a system for detecting changes to XML data in tree-unaware relational databases
Recently, a number of main memory algorithms for detecting the changes to XML data have been proposed. These approaches are not suitable for detecting changes to large XML documen...
Erwin Leonardi, Sourav S. Bhowmick