5166 search results - page 48 / 1034 » Web Query Optimizer |
DEXAW
1999
IEEE
14 years 2 months ago
1999
IEEE
This work addresses a problem of optimal query processing in heterogeneous and distributed multidatabase systems. The objective is to nd a method for opimization of global query p...
ICDE
2009
IEEE
14 years 11 months ago
2009
IEEE
VLDB
2001
ACM
14 years 2 months ago
2001
ACM
We explore a new proxy-caching framework that exploits the query semantics of HTML forms. We identify a common class of form-based queries, and study two representative caching sc...
WIDM
2003
ACM
14 years 3 months ago
2003
ACM
Ontologies play an important role in the Semantic Web. Currently, several Web ontology languages have been proposed and there has been a substantial effort towards the formalizat...
ER
2004
Springer
14 years 3 months ago
2004
Springer
In this paper, we develop a novel Web Usage Manipulation Language (WUML) which is a declarative language for manipulating Web log data. We assume that a set of trails formed by use...