Sciweavers

1302 search results - page 125 / 261
» Multi-objective Query Processing for Database Systems
Sort
View
UML
2001
Springer
14 years 2 months ago
On Querying UML Data Models with OCL
UML is the de-facto standard language for Object-Oriented analysis and design of information systems. Persistent storage and extraction of data in such systems is supported by dat...
David H. Akehurst, Behzad Bordbar
SIGMOD
2007
ACM
146views Database» more  SIGMOD 2007»
14 years 10 months ago
Distributed query evaluation with performance guarantees
Partial evaluation has recently proven an effective technique for evaluating Boolean XPath queries over a fragmented tree that is distributed over a number of sites. What left ope...
Gao Cong, Wenfei Fan, Anastasios Kementsietsidis
WWW
2008
ACM
14 years 10 months ago
Utility-driven load shedding for xml stream processing
Because of the high volume and unpredictable arrival rate, stream processing systems may not always be able to keep up with the input data streams-- resulting in buffer overflow a...
Mingzhu Wei, Elke A. Rundensteiner, Murali Mani
ICDE
2005
IEEE
107views Database» more  ICDE 2005»
14 years 3 months ago
Search Experiment of Business-Rule by Dynamic Constraint Algebra
Abstract Although e-commerce is becoming popular, product rules, which describe various conditions such as prices, applicability, and discount conditions are still expressed in nat...
Rui Kimura, Takayuki Shiga, Mizuho Iwaihara
SIGMOD
1998
ACM
166views Database» more  SIGMOD 1998»
14 years 2 months ago
CONTROL: Continuous Output and Navigation Technology with Refinement On-Line
The CONTROL project at U.C. Berkeley has developed technologies to provide online behavior for data-intensive applications. Using new query processing algorithms, these technologi...
Ron Avnur, Joseph M. Hellerstein, Bruce Lo, Chris ...