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CIKM
2005
Springer
14 years 2 months ago
Detecting changes on unordered XML documents using relational databases: a schema-conscious approach
Several relational approaches have been proposed to detect the changes to XML documents by using relational databases. These approaches store the XML documents in the relational d...
Erwin Leonardi, Sourav S. Bhowmick
CIKM
2005
Springer
14 years 2 months ago
QED: a novel quaternary encoding to completely avoid re-labeling in XML updates
The method of assigning labels to the nodes of the XML tree is called a labeling scheme. Based on the labels only, both ordered and un-ordered queries can be processed without acc...
Changqing Li, Tok Wang Ling
CIKM
2005
Springer
14 years 2 months ago
On reducing redundancy and improving efficiency of XML labeling schemes
The basic relationships to be determined in XML query processing are ancestor-descendant (A-D), parent-child (P-C), sibling and ordering relationships. The containment labeling sc...
Changqing Li, Tok Wang Ling, Jiaheng Lu, Tian Yu
CIKM
2004
Springer
14 years 2 months ago
Evaluating window joins over punctuated streams
We explore join optimizations in the presence of both timebased constraints (sliding windows) and value-based constraints (punctuations). We present the first join solution named...
Luping Ding, Elke A. Rundensteiner
ISCIS
2003
Springer
14 years 1 months ago
Design of a Log Server for Distributed and Large-Scale Server Environments
Collection, storage and analysis of multiple hosts’ audit trails in a distributed manner are known as a major requirement, as well as a major challenge for enterprise-scale compu...
Attila Özgit, Burak Dayioglu, Erhan Anuk, Ina...