793 search results - page 82 / 159 » Validity-Sensitive Querying of XML Databases |
167
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ICDT
2009
ACM
15 years 10 months ago
2009
ACM
We study the problem of incrementally maintaining an XPath query on an XML database under updates. The updates we consider are node insertion, node deletion, and node relabeling. ...
150
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VLDB
2007
ACM
15 years 10 months ago
2007
ACM
Evaluation of twig queries over probabilistic XML is investigated. Projection is allowed and, in particular, a query may be Boolean. It is shown that for a well-known model of pro...
ICDT
2001
ACM
15 years 2 months ago
2001
ACM
XML data is often used (validated, stored, queried, etc) with respect to di erent types. Understanding the relationship between these types can provide important information for ma...
162
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ICDE
2007
IEEE
15 years 11 months ago
2007
IEEE
There has been a great deal of work in recent years on processing and optimizing queries against XML data. Typically in these previous works, schema information is not considered,...
ICDT
2007
ACM
15 years 4 months ago
2007
ACM
Close relationships between XML navigation and temporal logics have been discovered recently, in particular between logics LTL and CTL⋆ and XPath navigation, and between the µ-c...