2674 search results - page 164 / 535 » Data Models and Query Languages for Spatial Databases |
153
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VLDB
2002
ACM
15 years 4 months ago
2002
ACM
All existing proposals for querying XML (e.g., XQuery) rely on a pattern-specification language that allows (1) path navigation and branching through the label structure of the XM...
143
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EUROPAR
1999
Springer
15 years 9 months ago
1999
Springer
For complex queries in parallel database systems, substantial amounts of data must be redistributed between operators executed on different processing nodes. Frequently, such inter...
257
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SIGMOD
2008
ACM
16 years 5 months ago
2008
ACM
Many scientific, financial, data mining and sensor network applications need to work with continuous, rather than discrete data e.g., temperature as a function of location, or sto...
130
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VLDB
1994
ACM
15 years 9 months ago
1994
ACM
The performance of data-parallel algorithms for spatial operations using data-parallel variants of the bucket PMR quadtree, R-tree, and R+-tree spatial data structures is compared...
229
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GIS
2009
ACM
16 years 6 months ago
2009
ACM
Modern geographic databases can contain a large volume of data that need to be distributed to subscribed customers. The data can be modeled as a cube, where typical dimensions inc...