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COOPIS
2002
IEEE
15 years 3 months ago
Querying XML Sources Using an Ontology-Based Mediator
In this paper we propose a mediator architecture for the querying and integration of Web-accessible XML data sources. Our contributions are (i) the definition of a simple but expr...
Bernd Amann, Catriel Beeri, Irini Fundulaki, Miche...
ICDE
1997
IEEE
176views Database» more  ICDE 1997»
16 years 20 hour ago
ODB-QOPTIMIZER: A Tool for Semantic Query Optimization in OODB
2. ODB-QOPTIMIZER : the tool ODB-QOPTIMIZERis a ODMG 93 compliant tool for the schema validation and semantic query optimization. The approach is based on two fundamental ingredien...
Sonia Bergamaschi, Domenico Beneventano, Claudio S...
AAAI
2010
15 years 4 days ago
Integrity Constraints in OWL
In many data-centric applications, it is desirable to use OWL as an expressive schema language with which one expresses constraints that must be satisfied by instance data. However...
Jiao Tao, Evren Sirin, Jie Bao, Deborah L. McGuinn...
SEMWEB
2009
Springer
15 years 5 months ago
Towards Integrity Constraints in OWL
In many data-centric applications, it is desirable to use OWL as an expressive schema language with which one expresses constraints that must be satisfied by instance data. Howeve...
Evren Sirin, Jiao Tao
FASE
2006
Springer
15 years 2 months ago
A Graph-Based Approach to Transform XML Documents
Abstract. As XML diffusion keeps increasing, it is today common practice for most developers to deal with XML parsing and transformation. XML is used as format to e.g. render data,...
Gabriele Taentzer, Giovanni Toffetti Carughi