817 search results - page 5 / 164 » Generating Efficient Plans for Queries Using Views |
ICRA
2009
IEEE
13 years 5 months ago
2009
IEEE
Abstract-- Existing high-dimensional motion planning algorithms are simultaneously overpowered and underpowered. In domains sparsely populated by obstacles, the heuristics used by ...
ICDE
2008
IEEE
14 years 9 months ago
2008
IEEE
Abstract-- Cisco's NetFlow Collector (NFC) is a powerful example of a real-world product that supports multiple aggregate queries over a continuous stream of IP flow records. ...
DEXAW
2009
IEEE
14 years 2 months ago
2009
IEEE
— The amount of semantic data on the Web has increased exponentially in the last years. One of the main reasons for this is the use of RDB2RDF systems, which generate RDF data fr...
ADBIS
2009
Springer
13 years 5 months ago
2009
Springer
We consider the problem of selecting views and indexes that minimize the evaluation costs of the important queries under an upper bound on the disk space available for storing the ...
EDBT
2008
ACM
14 years 7 months ago
2008
ACM
Scientific data are available through an increasing number of heterogeneous, independently evolving, sources. Although the sources themselves are independently evolving, the data ...