4137 search results - page 413 / 828 » Managing Expressions as Data in Relational Database Systems |
201
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DEBU
2010
15 years 7 months ago
2010
Databases supporting time dependent and continuously changing geometries, called moving objects databases, have been studied for about 15 years. The field has been flourishing and...
285
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JSW
2008
15 years 6 months ago
2008
In a mobile computing system, users carrying portable devices can access database services from any location without requiring a fixed position in the networking environment. Some ...
169
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WWW
2009
ACM
16 years 7 months ago
2009
ACM
Web search engines often federate many user queries to relevant structured databases. For example, a product related query might be federated to a product database containing thei...
159
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JIIS
2007
15 years 6 months ago
2007
An information ecology provides a conceptual framework to consider data, the creation of knowledge, and the flow of information within a multidimensional context. This paper, repor...
313
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GIS
2004
ACM
16 years 8 months ago
2004
ACM
act Model of Three-Dimensional Spatial Data Types Markus Schneider & Brian E Weinrich University of Florida Department of Computer & Information Science & Engineering G...