8763 search results - page 432 / 1753 » Querying Database Knowledge |
197
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EDBT
2004
ACM
16 years 7 months ago
2004
ACM
Despite the existence of obstacles in many database applications, traditional spatial query processing utilizes the Euclidean distance metric assuming that points in space are dire...
188
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MOBIDE
2005
ACM
16 years 13 days ago
2005
ACM
This work addresses the problem of efficient maintenance of the (correct) answers to the continuous spatio-temporal range queries in Moving Objects Databases (MOD), which represen...
192
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SSD
2001
Springer
15 years 11 months ago
2001
Springer
Several studies have focused on the efficient processing of simple spatial query types such as selections and spatial joins. Little work, however, has been done towards the optimiz...
159
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VLDB
1994
ACM
15 years 11 months ago
1994
ACM
As video data is penetrating many information systems the need for database support for video data evolves. In this paper we present a generic data model that captures the structu...
163
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ICDE
1987
IEEE
15 years 10 months ago
1987
IEEE
Handling parallelism in database systems involves the specification of a storage model, a placement strategy, and a query processing strategy. An important goal is to determine th...