793 search results - page 77 / 159 » Validity-Sensitive Querying of XML Databases |
WEBDB
2001
Springer
15 years 2 months ago
2001
Springer
Indexing schemes for semistructured data have been developed in recent years to optimize path query processing by summarizing path information. However, most of these schemes can ...
DASFAA
2010
IEEE
14 years 7 months ago
2010
IEEE
Keyword search is widely recognized as a convenient way to retrieve information from XML data. In order to precisely meet users' search concerns, we study how to effectively r...
180
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ICDE
2006
IEEE
15 years 11 months ago
2006
IEEE
We present ACXESS (Access Control for XML with Enhanced Security Specifications), a system for specifying and enforcing enhanced security constraints on XML via virtual "secu...
161
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ICDE
2008
IEEE
15 years 11 months ago
2008
IEEE
This paper introduces a framework for processing continuous, exact queries over continuous update XML streams. Instead of eagerly performing the updates on cached portions of the s...
149
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VLDB
2002
ACM
15 years 10 months ago
2002
ACM
We are interested in de ning and querying views in a huge and highly heterogeneous XML repository Web scale. In this context, view de nitions are very large and there is no appare...