376 search results - page 26 / 76 » Semantics and Evaluation of Top-k Queries in Probabilistic D... |
DEXA
2000
Springer
13 years 11 months ago
2000
Springer
This paper is mainly concerned with the extension of database management systems querying capabilities, so that users may address queries involving preferences and get discriminate...
SSDBM
2008
IEEE
14 years 2 months ago
2008
IEEE
There are a lot of application domains, e.g. sensor databases, traffic management or recognition systems, where objects have to be compared based on vague and uncertain data. Feat...
ICDE
2004
IEEE
14 years 9 months ago
2004
IEEE
We describe and evaluate a query minimization technique that applies to XQueries, which are nested, perform arbitrary joins, and freely mix bag and set semantics. These features c...
ICDT
2009
ACM
14 years 8 months ago
2009
ACM
A Business Process (BP) consists of some business activities undertaken by one or more organizations in pursuit of some business goal. Tools for querying and analyzing BP specific...
SIGMOD
1990
ACM
13 years 12 months ago
1990
ACM
The role of database knowledge 1susually limited to the evaluation of data queries In this paper we argue that when this knowledge 1sof substantial volume and complexity, there 1s...