1527 search results - page 137 / 306 » Data Integration by Describing Sources with Constraint Datab... |
138
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NAR
1998
15 years 4 months ago
1998
RegulonDB is a DataBase that integrates biological knowledge of the mechanisms that regulate the transcription initiation in Escherichia coli, as well as knowledge on the organiza...
173
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CAISE
2003
Springer
15 years 9 months ago
2003
Springer
Abstract. Even though SQL has become widely accepted as a language for implementing relational database schemas and querying data, there are cases where s experience the need for n...
138
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ER
2007
Springer
15 years 10 months ago
2007
Springer
The tutorial first addresses requirements and semantic problems to integrate digital information into large scale, meaningful networks of knowledge that support not only access to...
173
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PODS
2011
ACM
14 years 7 months ago
2011
ACM
In the traditional data exchange setting, source instances are restricted to be complete in the sense that every fact is either true or false in these instances. Although natural ...
159
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DLOG
2008
15 years 6 months ago
2008
Answering queries posed over knowledge bases is a central problem in knowledge representation and database theory. In databases, query containment is one of the important query op...