552 search results - page 17 / 111 » Efficient Algorithms for Processing XPath Queries |
WWW
2008
ACM
15 years 10 months ago
2008
ACM
This paper proposes several vectorial operators for processing XML twig queries, which are easy to be performed and inherently efficient for both Ancestor-Descendant (A-D) and Par...
ICDE
2011
IEEE
14 years 1 months ago
2011
IEEE
— Uncertain data is quite common nowadays in a variety of modern database applications. At the same time, the join operation is one of the most important but expensive operations...
166
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ICDE
2000
IEEE
15 years 10 months ago
2000
IEEE
Abstract Arturo Crespo, Orkut Buyukkokten, and Hector Garcia-Molina Stanford University With information dissemination (information push), data is delivered from a set of producers...
103
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WCE
2007
14 years 10 months ago
2007
—Spatial query execution is an essential functionality of a sensor network. Redundancy within a sensor network can be exploited to reduce the communication cost incurred in execu...
127
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TKDE
2002
14 years 9 months ago
2002
On-Line Analytical Processing (OLAP) refers to the technologies that allow users to efficiently retrieve data from the data warehouse for decision-support purposes. Data warehouses...