429 search results - page 69 / 86 » A SAT approach to query optimization in mediator systems |
AI
2005
Springer
13 years 10 months ago
2005
Springer
Abstract. In this paper, we propose that the select operator in relational databases be adopted for incorporating evidence in Bayesian networks. This approach does not involve the ...
DASFAA
2003
IEEE
14 years 2 months ago
2003
IEEE
Various models and approaches have been proposed for mapping XML data into relational tables recently. Most of those approaches produce relational schema for given XML data, based...
SIGMOD
2011
ACM
12 years 11 months ago
2011
ACM
In the database community, work on information extraction (IE) has centered on two themes: how to effectively manage IE tasks, and how to manage the uncertainties that arise in th...
EDBT
2008
ACM
14 years 8 months ago
2008
ACM
Automatic physical database design tools rely on "what-if" interfaces to the query optimizer to estimate the execution time of the training query workload under differen...
CIKM
2009
Springer
14 years 3 months ago
2009
Springer
Mining feedback information from user click-through data is an important issue for modern Web retrieval systems in terms of architecture analysis, performance evaluation and algor...