805 search results - page 12 / 161 » On the Role of Integrity Constraints in Data Integration |
108
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SDM
2011
SIAM
14 years 13 days ago
2011
SIAM
When multiple data sources are available for clustering, an a priori data integration process is usually required. This process may be costly and may not lead to good clusterings,...
GFKL
2007
Springer
15 years 3 months ago
2007
Springer
Abstract. A central task when integrating data from different sources is to detect identical items. For example, price comparison websites have to identify offers for identical p...
GLOBE
2009
Springer
15 years 2 months ago
2009
Springer
Abstract. We show how to specify and use the metadata for a virtual and relational data integration system under the local-as-view (LAV) approach. We use XML and RuleML for represe...
SELMAS
2004
Springer
15 years 3 months ago
2004
Springer
Software systems of today are characterized by the increasing size, complexity, distribution and heterogeneity. Understanding and supporting the interaction between software requi...
102
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PVLDB
2010
14 years 8 months ago
2010
Supporting legacy applications when the database schema evolves represents a long-standing challenge of practical and theoretical importance. Recent work has produced algorithms a...