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DASFAA
2007
IEEE
221views Database» more  DASFAA 2007»
14 years 4 months ago
TwigList : Make Twig Pattern Matching Fast
Twig pattern matching problem has been widely studied in recent years. Give an XML tree T . A twig-pattern matching query, Q, represented as a query tree, is to find all the occur...
Lu Qin, Jeffrey Xu Yu, Bolin Ding
SQJ
2010
152views more  SQJ 2010»
13 years 8 months ago
Design pattern evolutions in QVT
One of the main goals of design patterns is to design for change. Many design patterns leave some room for future changes and evolutions. The application of design patterns leads ...
Jing Dong, Yajing Zhao, Yongtao Sun
BDA
2004
13 years 11 months ago
Tree Graph Views: On Efficient Evaluation of XQuery in an XML Mediator
XQuery is the emerging standard for querying XML data sources. XLive is a light XML/XQuery mediator developed at University of Versailles whose engine processes an XML algebra der...
Tuyet-Tram Dang-Ngoc, Georges Gardarin, Nicolas Tr...
VLDB
1995
ACM
129views Database» more  VLDB 1995»
14 years 1 months ago
A Cost Model for Clustered Object-Oriented Databases
Query processing is one of the most, critical issues in Object-Oriented DBMSs. Extensible opt,imizers with efficient, search strategies require a cost model to select the most eff...
Georges Gardarin, Jean-Robert Gruser, Zhao-Hui Tan...
ESWS
2007
Springer
14 years 3 months ago
SPARQLeR: Extended Sparql for Semantic Association Discovery
Complex relationships, frequently referred to as semantic associations, are the essence of the Semantic Web. Query and retrieval of semantic associations has been an important task...
Krys Kochut, Maciej Janik