432 search results - page 2 / 87 » A Set-Theoretic Data Model For Evolving Database Environment... |
SIGMOD
2000
ACM
13 years 9 months ago
2000
ACM
We consider spatio-temporal databases supporting spatial objects with continuously changing position and extent, termed moving objects databases. We formally define a data model f...
ER
2004
Springer
13 years 10 months ago
2004
Springer
Abstract. In heterogeneous data warehousing environments, autonomous data sources are integrated into a materialised integrated database. The schemas of the data sources and the in...
ICDE
2005
IEEE
14 years 6 months ago
2005
IEEE
Previous work on mining transactional database has focused primarily on mining frequent itemsets, association rules, and sequential patterns. However, interesting relationships be...
ADBIS
2007
Springer
13 years 11 months ago
2007
Springer
The semantics of a new language (CUDL – Conceptual Universal Database Language), designed to manage dynamic database environments, are presented. This language conforms to the FD...
ER
2007
Springer
13 years 11 months ago
2007
Springer
An e-contract is a contract modeled, specified, executed, controlled and monitored by a software system. Econtract evolves over a period of time and there are many scenarios of ch...