6746 search results - page 371 / 1350 » Multimodal Database Query |
145
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DMKD
2003
ACM
15 years 10 months ago
2003
ACM
An inference problem exists in a multilevel database if knowledge of some objects in the database allows information with a higher security level to be inferred. Many such inferen...
161
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ER
2001
Springer
15 years 9 months ago
2001
Springer
A Data Warehouse (DW) can be used to integrate data from multiple distributed data sources. A DW can be seen as a set of materialized views that determine its schema and its conten...
114
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BNCOD
2004
15 years 6 months ago
2004
While there are many proposals for spatio-temporal data models and query languages, there is a lack of research into application development using spatio-temporal database systems....
148
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VLDB
2002
ACM
15 years 4 months ago
2002
ACM
Many valuable text databases on the web have non-crawlable contents that are "hidden" behind search interfaces. Metasearchers are helpful tools for searching over many s...
132
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ICDE
2005
IEEE
15 years 10 months ago
2005
IEEE
Abstract— Defining suitable indexes is a major task when optimizing a database. Usually, a human database administrator defines a set of indexes in the design phase of the data...