1358 search results - page 234 / 272 » An inductive database and query language in the relational m... |
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VLDB
2007
ACM
15 years 10 months ago
2007
ACM
We consider systems for data sharing among heterogeneous peers related by a network of schema mappings. Each peer has a locally controlled and edited database instance, but wants ...
PODS
1999
ACM
15 years 2 months ago
1999
ACM
One of the most important types of query processing in spatial databases and geographic information systems is the spatial join, an operation that selects, from two relations, all...
CIKM
2000
Springer
15 years 2 months ago
2000
Springer
An e ective bu er management system is crucial for any database management system. While much work has been expended to provide extensible data types,extensible query languages an...
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TOOLS
1999
IEEE
15 years 1 months ago
1999
IEEE
Class algebra provides a natural framework for sharing of ISA hierarchies between users that may be unaware of each other's definitions. This permits data from relational dat...
CIKM
2009
Springer
15 years 4 months ago
2009
Springer
Background: Since Swanson proposed the Undiscovered Public Knowledge (UPK) model, there have been many approaches to uncover UPK by mining the biomedical literature. These earlier...