1180 search results - page 96 / 236 » A Logical Data Model for Integrated Geographical Databases |
156
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ISKI
1994
15 years 8 months ago
1994
There is a manifold of meanings we could associate with the term \evolution" in the database arena. This paper tries to categorize some of these into a unique framework, showi...
170
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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...
241
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ICDE
2006
IEEE
16 years 5 months ago
2006
IEEE
This paper explores an inherent tension in modeling and querying uncertain data: simple, intuitive representations of uncertain data capture many application requirements, but the...
155
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COOPIS
2003
IEEE
15 years 9 months ago
2003
IEEE
The use of semantic knowledge in its various forms has become an important aspect in managing data in database and information systems. In the form of integrity constraints, it ha...
135
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JASIS
2000
15 years 4 months ago
2000
In the logical approach to information retrieval (IR), retrieval is considered as uncertain inference. Whereas classical IR models are based on propositional logic, we combine Dat...