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» Database Query Languages and Functional Logic Programming
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VLDB
1991
ACM
101views Database» more  VLDB 1991»
15 years 1 months ago
Solving Domain Mismatch and Schema Mismatch Problems with an Object-Oriented Database Programming Language
Domain mismatch and schema mismatch are two of the important semantic integration problems for interoperating heterogeneous databases. This paper structures the domain mismatch pr...
William Kent
ER
2010
Springer
164views Database» more  ER 2010»
14 years 7 months ago
Querying Databases with Taxonomies
Traditional information search in which queries are posed against a known and rigid schema over a structured database is shifting towards a Web scenario in which exposed schemas ar...
Davide Martinenghi, Riccardo Torlone
DATESO
2009
101views Database» more  DATESO 2009»
14 years 7 months ago
Using Top Trees For Easy Programming of Tree Algorithms
Top trees are a dynamic self-adjusting data structure that can be used by any tree algorithm. Actually, an arbitrary number of different tree algorithms can use a single structure....
Michal Vajbar
WWW
2007
ACM
15 years 10 months ago
From SPARQL to rules (and back)
As the data and ontology layers of the Semantic Web stack have achieved a certain level of maturity in standard recommendations such as RDF and OWL, the current focus lies on two ...
Axel Polleres
DAGSTUHL
1993
14 years 11 months ago
Syntax and Semantics of Hybrid Database Languages
Abstract. We present the hybrid query language HQL/EER for an Extended Entity-Relationship model. As its main characteristic, this language allows a user to freely mix graphical an...
Marc Andries, Gregor Engels