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» On Database Theory and XML
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DASFAA
2006
IEEE
156views Database» more  DASFAA 2006»
15 years 3 months ago
TwigStackList-: A Holistic Twig Join Algorithm for Twig Query with Not-Predicates on XML Data
As business and enterprises generate and exchange XML data more often, there is an increasing need for searching and querying XML data. A lot of researches have been done to match ...
Tian Yu, Tok Wang Ling, Jiaheng Lu
DEXAW
2007
IEEE
124views Database» more  DEXAW 2007»
15 years 1 months ago
XML Query Optimisation: Specify your Selectivity
The problem of efficiently evaluating XPath and XQuery queries has become increasingly significant since more and more XML data is stored in its native form. We propose a novel op...
Sven Hartmann, Sebastian Link
ICDT
2007
ACM
105views Database» more  ICDT 2007»
15 years 1 months ago
Unlocking Keys for XML Trees
Abstract. We review key constraints in the context of XML as introduced by Buneman et al. We show that one of the proposed inference rules is not sound in general, and the axiomati...
Sven Hartmann, Sebastian Link
EDBT
2006
ACM
124views Database» more  EDBT 2006»
15 years 9 months ago
Supporting Temporal Slicing in XML Databases
Nowadays XML is universally accepted as the standard for structural data representation; XML databases, providing structural querying support, are thus becoming more and more popul...
Federica Mandreoli, Riccardo Martoglia, Enrico Ron...
ICDE
2006
IEEE
146views Database» more  ICDE 2006»
15 years 11 months ago
Using XML to Build Efficient Transaction-Time Temporal Database Systems on Relational Databases
In this paper, we present the ArchIS system that achieves full-functionality transaction-time databases without requiring temporal extensions in XML or database standards. ArchIS&...
Fusheng Wang, Xin Zhou, Carlo Zaniolo