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» Relational Expressive Power of Constraint Query Languages
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WWW
2010
ACM
14 years 1 days ago
visKQWL, a visual renderer for a semantic web query language
KiWi is a semantic Wiki that combines the Wiki philosophy of collaborative content creation with the methods of the Semantic Web in order to enable effective knowledge management...
Andreas Hartl, Klara A. Weiand, François Br...
DEDUCTIVE
1994
119views Database» more  DEDUCTIVE 1994»
13 years 9 months ago
Determining Correct View Update Translations via Query Containment
Given an intensional database (IDB) and an extension database (EDB), the view update problem translates updates on the IDB into updates on the EDB. One approach to the view update...
Anthony Tomasic
WWW
2007
ACM
14 years 8 months ago
SPARQ2L: towards support for subgraph extraction queries in rdf databases
Many applications in analytical domains often have the need to "connect the dots" i.e., query about the structure of data. In bioinformatics for example, it is typical t...
Kemafor Anyanwu, Angela Maduko, Amit P. Sheth
CIKM
2011
Springer
12 years 7 months ago
Semantic data markets: a flexible environment for knowledge management
We present Nyaya, a system for the management of Semantic-Web data which couples a general-purpose and extensible storage mechanism with efficient ontology reasoning and querying ...
Roberto De Virgilio, Giorgio Orsi, Letizia Tanca, ...
WWW
2007
ACM
14 years 8 months ago
Bridging the gap between OWL and relational databases
Schema statements in OWL are interpreted quite differently from analogous statements in relational databases. If these statements are meant to be interpreted as integrity constrai...
Boris Motik, Ian Horrocks, Ulrike Sattler