Sciweavers

67 search results - page 5 / 14
» TRACK : A Novel XML Join Algorithm for Efficient Processing ...
Sort
View
VLDB
2007
ACM
229views Database» more  VLDB 2007»
14 years 1 months ago
Sum-Max Monotonic Ranked Joins for Evaluating Top-K Twig Queries on Weighted Data Graphs
In many applications, the underlying data (the web, an XML document, or a relational database) can be seen as a graph. These graphs may be enriched with weights, associated with t...
Yan Qi 0002, K. Selçuk Candan, Maria Luisa ...
ICDE
2003
IEEE
120views Database» more  ICDE 2003»
14 years 9 months ago
PBiTree Coding and Efficient Processing of Containment Joins
This paper addresses issues related to containment join processing in tree-structured data such as XML documents. A containment join takes two sets of XML node elements as input a...
Wei Wang 0011, Haifeng Jiang, Hongjun Lu, Jeffrey ...
ICDE
2010
IEEE
212views Database» more  ICDE 2010»
14 years 7 months ago
ViewJoin: Efficient View-based Evaluation of Tree Pattern Queries
A fundamental problem in XML query processing is tree pattern query (TPQ) matching which computes all data instances in an XML database that match an input TPQ. There is a lot of r...
Ding Chen, Chee-Yong Chan
EDBT
2010
ACM
189views Database» more  EDBT 2010»
14 years 19 days ago
Efficient physical operators for cost-based XPath execution
The creation of a generic and modular query optimization and processing infrastructure can provide significant benefits to XML data management. Key pieces of such an infrastructur...
Haris Georgiadis, Minas Charalambides, Vasilis Vas...
SIGMOD
2003
ACM
145views Database» more  SIGMOD 2003»
14 years 7 months ago
Containment Join Size Estimation: Models and Methods
Recent years witnessed an increasing interest in researches in XML, partly due to the fact that XML has now become the de facto standard for data interchange over the internet. A ...
Wei Wang 0011, Haifeng Jiang, Hongjun Lu, Jeffrey ...