3225 search results - page 23 / 645 » Query Optimization by Stored Queries |
WWW
2004
ACM
14 years 9 months ago
2004
ACM
A technical infrastructure for storing, querying and managing RDF data is a key element in the current semantic web development. Systems like Jena, Sesame or the ICS-FORTH RDF Sui...
SSDBM
2002
IEEE
14 years 1 months ago
2002
IEEE
This paper presents an approach to answering queries over an ontology modelled using a description logic. The ontology acts as a global schema, providing a declarative description...
POPL
2007
ACM
14 years 9 months ago
2007
ACM
Transparent persistence promises to integrate programming languages and databases by allowing procedural programs to access persistent data with the same ease as non-persistent da...
ICDE
2010
IEEE
14 years 3 months ago
2010
IEEE
— Information extraction systems are traditionally implemented as a pipeline of special-purpose processing modules. A major drawback of such an approach is that whenever a new ex...
ICDT
2011
ACM
13 years 2 days ago
2011
ACM
Distributed data management systems consist of peers that store, exchange and process data in order to collaboratively achieve a common goal, such as evaluate some query. We study...