285 search results - page 37 / 57 » Optimization of Real Conjunctive Queries |
ICDE
2007
IEEE
14 years 8 months ago
2007
IEEE
RFID technology provides significant advantages over traditional object-tracking technology and is increasingly adopted and deployed in real applications. RFID applications genera...
ICDE
2011
IEEE
12 years 11 months ago
2011
IEEE
— Uncertain data is quite common nowadays in a variety of modern database applications. At the same time, the join operation is one of the most important but expensive operations...
BNCOD
2008
13 years 8 months ago
2008
Abstract. Accurate selectivity estimations are essential for query optimization decisions where they are typically derived from various kinds of histograms which condense value dis...
CIKM
1998
Springer
13 years 11 months ago
1998
Springer
Despite of the fact that large line segment datasets are appearing more and more frequently in numerous applications involving spatial data, such as GIS 8, 9] multimedia 6] and ev...
ICDE
2006
IEEE
14 years 8 months ago
2006
IEEE
We introduce a new domain-independent framework for formulating and efficiently evaluating similarity queries over historical data, where given a history as a sequence of timestam...