929 search results - page 32 / 186 » Answering imprecise database queries: a novel approach |
ADBIS
2004
Springer
14 years 1 months ago
2004
Springer
Repairing a database means making the database consistent by applying changes that are as small as possible. Nearly all approaches to repairing have assumed deletions and insertion...
RP
2010
Springer
13 years 5 months ago
2010
Springer
Efficient reachability query answering in large directed graphs has been intensively investigated because of its fundamental importance in many application fields such as XML data ...
DOLAP
2005
ACM
13 years 9 months ago
2005
ACM
A novel framework for providing probabilistically-bounded approximate answers to non-holistic aggregate range queries in OLAP is presented in this paper. Such a framework allows u...
VLDB
2007
ACM
14 years 1 months ago
2007
ACM
This paper reports our first set of results on managing uncertainty in data integration. We posit that data-integration systems need to handle uncertainty at three levels, and do...
CIKM
2009
Springer
14 years 8 days ago
2009
Springer
Answering queries using views is a well-established technique in databases. In this context, two outstanding problems can be formulated. The first one consists in deciding whethe...