66 search results - page 2 / 14 » Implementing SPARQL Support for Relational Databases and Pos... |
ADC
2008
Springer
13 years 6 months ago
2008
Springer
As the XML has become a standard for data representation, it is inevitable to propose and implement techniques for efficient managing of XML data. A natural alternative is to expl...
VLDB
2007
ACM
14 years 5 months ago
2007
ACM
Ontology, an explicit specification of shared conceptualization, has been increasingly used to define formal data semantics and improve data reusability and interoperability in en...
ACISICIS
2007
IEEE
13 years 11 months ago
2007
IEEE
ORN Additive is a prototype tool that was developed to show how the gap between database modeling and implementation can be reduced—more specifically, to show how associations d...
BMCBI
2008
13 years 5 months ago
2008
Background: Biomedical and chemical databases are large and rapidly growing in size. Graphs naturally model such kinds of data. To fully exploit the wealth of information in these...
ICDE
2003
IEEE
14 years 6 months ago
2003
IEEE
We present a valid-time extension of SQL and investigate its efficient implementation on an Object-Relational database system. We propose an approach where temporal queries are ex...