1611 search results - page 63 / 323 » Supporting Exploratory Queries in Databases |
141
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DEXAW
2008
IEEE
15 years 5 months ago
2008
IEEE
With the increasing development of real applications using Semantic Web Technologies, it is necessary to provide scalable and efficient ontology querying and reasoning systems. In ...
126
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ER
1999
Springer
15 years 7 months ago
1999
Springer
Several federated database systems have been built in the past using the relational or the object model as federating model. This paper gives an overview of the XMLMedia system, a ...
197
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ICDE
2003
IEEE
16 years 4 months ago
2003
IEEE
The BANKS system supports keyword search on databases storing structured/semi-structured data. Answers to keyword queries are ranked, and as in IR systems, the top answers may not...
214
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ICDE
2007
IEEE
16 years 4 months ago
2007
IEEE
In this demo we present X-Time, a prototype for managing schema versioning in relational data warehouses, specifically oriented to support the formulation of crossversion queries,...
130
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VL
1999
IEEE
15 years 7 months ago
1999
IEEE
In this paper we propose a visual interface for the specification of predicates to be used in queries on spatio-temporal databases. The approach is based on a visual specification...