344 search results - page 2 / 69 » A Semantic Approach to Query Rewriting for Integrated XML Da... |
139
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CIKM
2004
Springer
15 years 9 months ago
2004
Springer
At present, most of the state-of-the-art solutions for XML access controls are either (1) document-level access control techniques that are too limited to support fine-grained sec...
149
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EDBTW
2010
Springer
15 years 10 months ago
2010
Springer
There has been lately an increased activity of publishing structured data in RDF due to the activity of the Linked Data community1 . The presence on the Web of such a huge informa...
272
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ICDE
2007
IEEE
16 years 5 months ago
2007
IEEE
We study the problem of answering queries posed on virtual views of XML documents, a problem commonly encountered when enforcing XML access control and integrating data. We approa...
153
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ADC
2008
Springer
15 years 5 months ago
2008
Springer
Many existing access controls use node filtering or querying rewriting techniques. These techniques require rather time-consuming processes such as parsing, labeling, pruning and/...
219
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VLDB
2007
ACM
16 years 4 months ago
2007
ACM
The performance of XML database queries can be greatly enhanced by rewriting them using materialized views. We study the problem of rewriting a query using materialized views, whe...