IJCAI
2001
14 years 3 months ago
2001
Recently, several approaches for updating knowledge bases represented as logic programs have been proposed. In this paper, we present a generic framework for declarative specifica...
DATESO
2007
14 years 3 months ago
2007
We address a problem of updating XML documents having their XML schema described by a Document Type Definition (DTD) without breaking their validity. We present a way how to expre...
IAT
2007
IEEE
14 years 4 months ago
2007
IEEE
As a user attention has become a precious resource, a special care has to be taken to reduce the time needed for answering queries in P2P networks. Existing solutions are usually ...
ASWC
2008
Springer
14 years 4 months ago
2008
Springer
Abstract. Nowadays, the demand on querying and searching the Semantic Web is increasing. Some systems have adopted IR (Information Retrieval) approaches to index and search the Sem...
EDBT
2009
ACM
14 years 5 months ago
2009
ACM
Client/server information systems use caching techniques to reduce the volume of transmitted data as well as response time and, especially in the case of systems with mobile clien...
SIGMOD
1991
ACM
14 years 5 months ago
1991
ACM
The view-object model provides a formal basis for representing and manipulating object-based views on relational databases. In this paper, we present a scheme for handling update ...
PODS
1995
ACM
14 years 5 months ago
1995
ACM
d abstract Marc Andries, Leiden University Luca Cabibbo, University of Romey Jan Paredaens, University of Antwerpz Jan Van den Bussche, INRIAx In the context of object databases...
ECRTS
2004
IEEE
14 years 6 months ago
2004
IEEE
Many real-time systems need to maintain fresh views which are derived from shared data that are distributed among multiple sites. When a base data item changes, all derived views ...
ISKI
1992
14 years 6 months ago
1992
One of the objectives of ooDBMSs is to use type-speci c methods for manipulating objects, in order to maintain the consistency of the database. This is, however, little help for t...
LPKR
1997
Springer
14 years 6 months ago
1997
Springer
Abstract. Recently the field of theory update has seen some improvement, in what concerns model updating, by allowing updates to be specified by so-called revision programs. The ...