815 search results - page 36 / 163 » Ontology-based integration for relational databases |
GIS
1999
ACM
15 years 1 months ago
1999
ACM
An important activity in the design of a particular database application consists in identifying the integrity constraints that must hold on the database, and that are used to det...
125
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SEMCO
2009
IEEE
15 years 4 months ago
2009
IEEE
Semantic integration in the hidden Web is an emerging area of research where traditional assumptions do not always hold. Frequent changes, conflicts and the sheer size of the hid...
DRM
2003
Springer
15 years 2 months ago
2003
Springer
Agrawal and Kiernan’s watermarking technique for database relations [1] and Li et al’s fingerprinting extension [6] both depend critically on primary key attributes. Hence, t...
183
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ICDE
2007
IEEE
15 years 11 months ago
2007
IEEE
Logical constraints, (e.g., 'phone numbers in toronto can have prefixes 416, 647, 905 only'), are ubiquitous in relational databases. Traditional integrity constraints, ...
69
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BMCBI
2006
14 years 9 months ago
2006
Background: Many important agricultural traits such as weight gain, milk fat content and intramuscular fat (marbling) in cattle are quantitative traits. Most of the information on...