Sciweavers

313 search results - page 8 / 63
» Semantic Query Optimization for Methods in Object-Oriented D...
Sort
View
ADBIS
2007
Springer
171views Database» more  ADBIS 2007»
15 years 3 months ago
Quete: Ontology-Based Query System for Distributed Sources
The exponential growth of the web and the extended use of database management systems in widely distributed information systems has brought to the fore the need for seamless interc...
Haridimos Kondylakis, Anastasia Analyti, Dimitris ...
GCC
2005
Springer
15 years 3 months ago
Query Optimization in Database Grid
DarGridâ…ˇ is an implemented database gird system whose goal is to provide a semantic solution for integrating database resources on the web. Although many algorithms have been pro...
Xiaoqing Zheng, Huajun Chen, Zhaohui Wu, Yuxin Mao
75
Voted
ISMIS
1999
Springer
15 years 1 months ago
A Statistical Approach to Rule Selection in Semantic Query Optimisation
Semantic Query Optimisation makes use of the semantic knowledge of a database (rules) to perform query transformation. Rules are normally learned from former queries fired by the u...
Barry G. T. Lowden, Jerome Robinson
SYRCODIS
2008
184views Database» more  SYRCODIS 2008»
14 years 11 months ago
Towards Cost-based Query Optimization in Native XML Database Management Systems
In the last few years, XML became a de-facto standard for the exchange of structured and semi-structured data. The database research community took this development into account b...
Andreas M. Weiner, Christian Mathis, Theo Här...
DEXAW
1999
IEEE
202views Database» more  DEXAW 1999»
15 years 1 months ago
Optimizing Global Query Processing Plans in Heterogeneous and Distributed Multidatabase Systems
This work addresses a problem of optimal query processing in heterogeneous and distributed multidatabase systems. The objective is to nd a method for opimization of global query p...
Janusz R. Getta, Seyed M. Sedighi