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» Evaluation of partial path queries on xml data
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ICDE
2005
IEEE
124views Database» more  ICDE 2005»
16 years 5 months ago
XML Views as Integrity Constraints and their Use in Query Translation
The SQL queries produced in XML-to-SQL query translation are often unnecessarily complex, even for simple input XML queries. In this paper we argue that relational systems can do ...
Rajasekar Krishnamurthy, Raghav Kaushik, Jeffrey F...
APWEB
2004
Springer
15 years 9 months ago
Improving XML Query Performance Using Social Classes
In a state-of-the-art XML database, an XML query is evaluated as a sequence of structural joins in which positions of data nodes are used to perform each individual structural joi...
Weining Zhang, Douglas Pollok
VLDB
2001
ACM
153views Database» more  VLDB 2001»
15 years 8 months ago
A Fast Index for Semistructured Data
Queries navigate semistructured data via path expressions, and can be accelerated using an index. Our solution encodes paths as strings, and inserts those strings into a special i...
Brian F. Cooper, Neal Sample, Michael J. Franklin,...
DASFAA
2010
IEEE
176views Database» more  DASFAA 2010»
15 years 4 months ago
Efficient Database-Driven Evaluation of Security Clearance for Federated Access Control of Dynamic XML Documents
Achieving data security over cooperating web services is becoming a reality, but existing XML access control architectures do not consider this federated service computing. In this...
Erwin Leonardi, Sourav S. Bhowmick, Mizuho Iwaihar...
SIGMOD
2007
ACM
122views Database» more  SIGMOD 2007»
16 years 4 months ago
XQuery layers
XML is the data interoperability standard in many application domains. Therefore, an increasing number of researchers and professionals, who are not computer scientists (although ...
Daniele Braga, Alessandro Campi, Stefano Ceri, Pao...