315 search results - page 33 / 63 » Runtime Optimization of Continuous Queries |
116
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WLP
2000
Springer
15 years 5 months ago
2000
Springer
In this paper, a dynamic approach to deductive query evaluation is presented which combines the e ects of di erent SIP strategies used for the magic set rewriting technique. Given...
108
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DOLAP
2000
ACM
15 years 5 months ago
2000
ACM
A multidimensional database can be seen as a collection of multidimensional cubes, from which information is usually extracted by aggregation; aggregated data can be calculated ei...
126
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GEOINFO
2003
15 years 2 months ago
2003
Relational index structures, as for instance the Relational Interval Tree, the Relational R-Tree, or the Linear Quadtree, support efficient processing of queries on top of existing...
108
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SSDBM
2005
IEEE
15 years 7 months ago
2005
IEEE
Data products generated from remotely-sensed, geospatial imagery (RSI) used in emerging areas, such as global climatology, environmental monitoring, land use, and disaster managem...
VLDB
2005
ACM
15 years 6 months ago
2005
ACM
Existing work for query processing over graph data models often relies on pre-computing the transitive closure or path indexes. In this paper, we propose a family of stack-based a...