265 search results - page 32 / 53 » Tree-width and functional dependencies in databases |
SSDBM
2000
IEEE
14 years 1 days ago
2000
IEEE
In implementations of non-standard database systems, large objects are often embedded within an aggregate of different types, i.e. a tuple. For a given size and access probabilit...
SSDBM
2010
IEEE
13 years 5 months ago
2010
IEEE
Skyline queries have attracted considerable attention over the last few years, mainly due to their ability to return interesting objects without the need for user-defined scoring f...
ICDE
2006
IEEE
14 years 9 months ago
2006
IEEE
Given a set of multi-dimensional points, the skyline contains the best points according to any preference function that is monotone on all axes. In practice, applications that req...
VLDB
2004
ACM
14 years 1 months ago
2004
ACM
When query optimizers erroneously assume that database columns are statistically independent, they can underestimate the selectivities of conjunctive predicates by orders of magni...
DMS
2008
13 years 9 months ago
2008
: Multimedia applications nowadays are becoming the standard, for they utilize the enormous human brain computational power. In the past, the Relational Database Model was generali...