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» Repairing Queries in a Mediator Approach
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ICDT
2009
ACM
135views Database» more  ICDT 2009»
14 years 2 months ago
Repair checking in inconsistent databases: algorithms and complexity
Managing inconsistency in databases has long been recognized as an important problem. One of the most promising approaches to coping with inconsistency in databases is the framewo...
Foto N. Afrati, Phokion G. Kolaitis
IJCSA
2006
113views more  IJCSA 2006»
13 years 7 months ago
An Advanced XML Mediator for Heterogeneous Information Systems Based on Application Domain Specification
The explosion of the number of web-based information sources has drastically increased the need for intelligent mediation tools to be implemented between the users and these infor...
Mostafa Ezziyyani, Mustapha Bennouna, Loubna Cherr...
SEMWEB
2010
Springer
13 years 5 months ago
Adding Integrity Constraints to the Semantic Web for Instance Data Evaluation
This paper presents our work on supporting evaluation of integrity constraint issues in semantic web instance data. We propose an alternative semantics for the ontology language, i...
Jiao Tao
EDBTW
2004
Springer
14 years 1 months ago
Clustering Structured Web Sources: A Schema-Based, Model-Differentiation Approach
Abstract. The Web has been rapidly “deepened” with the prevalence of databases online. On this “deep Web,” numerous sources are structured, providing schema-rich data– Th...
Bin He, Tao Tao, Kevin Chen-Chuan Chang
VLDB
2005
ACM
103views Database» more  VLDB 2005»
14 years 1 months ago
Mapping Maintenance for Data Integration Systems
To answer user queries, a data integration system employs a set of semantic mappings between the mediated schema and the schemas of data sources. In dynamic environments sources o...
Robert McCann, Bedoor K. AlShebli, Quoc Le, Hoa Ng...