6650 search results - page 518 / 1330 » Mutating database queries |
163
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TIME
2003
IEEE
16 years 5 days ago
2003
IEEE
In bitemporal databases, current facts and transaction states are modelled using a special value to represent the current time (such as a minimum or maximum timestamp or NULL). Pr...
213
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ICMCS
1999
IEEE
15 years 11 months ago
1999
IEEE
This paper presents an integrated framework for interactive content-based retrieval in video databases by means of visual queries. The proposed system incorporates algorithms for ...
219
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APWEB
2008
Springer
15 years 9 months ago
2008
Springer
Information exchanges in P2P networks have become very popular in recent years. However, tracing how data circulates between peers and how data modifications are performed during t...
188
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FOIKS
2008
Springer
15 years 8 months ago
2008
Springer
Abstract In this paper we present a new rule-based approach for consistency preserving view updating in deductive databases. Based on rule transformations performed during schema d...
173
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GEOINFO
2004
15 years 8 months ago
2004
: This paper introduces the concept of Ontology based Geo-Object Catalog (OGOC). An OGOC acts as a focal point for a federation of independent geoobject sources, providing consolid...