Sciweavers

2724 search results - page 264 / 545
» Optimizing Queries on Files
Sort
View
ICDE
2008
IEEE
167views Database» more  ICDE 2008»
16 years 5 months ago
Towards Declarative Queries on Adaptive Data Structures
In this work we look at combining emerging technologies in programming languages with traditional query processing techniques to provide support for efficient execution of declarat...
Nicolas Bruno, Pablo Castro
MDM
2009
Springer
123views Communications» more  MDM 2009»
15 years 11 months ago
Operator Placement for Snapshot Multi-predicate Queries in Wireless Sensor Networks
— This work aims at minimize the cost of answering snapshot multi-predicate queries in high-communication-cost networks. High-communication-cost (HCC) networks is a family of net...
Georgios Chatzimilioudis, Huseyin Hakkoymaz, Nikos...
ICDE
2008
IEEE
119views Database» more  ICDE 2008»
15 years 10 months ago
NGS: a framework for multi-domain query answering
— If we consider a query involving multiple domains, such as “find all database conferences held within six months in locations whose seasonal average temperature is 28◦ C a...
Daniele Braga, Diego Calvanese, Alessandro Campi, ...
ICDE
2007
IEEE
135views Database» more  ICDE 2007»
15 years 10 months ago
Cost-Aware Skyline Queries in Structured Overlays
Recently, systems providing access to extremely large data collections, managed in a distributed manner, gain emerging attention. A promising approach to implement the physical la...
Marcel Karnstedt, Jessica Müller, Kai-Uwe Sat...
ER
2007
Springer
99views Database» more  ER 2007»
15 years 10 months ago
VERT: A Semantic Approach for Content Search and Content Extraction in XML Query Processing
Processing a twig pattern query in XML document includes structural search and content search. Most existing algorithms only focus on structural search. They treat content nodes th...
Huayu Wu, Tok Wang Ling, Bo Chen