2228 search results - page 210 / 446 » On Database Theory and XML |
182
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WWW
2001
ACM
16 years 7 months ago
2001
ACM
Integrity constraints are an essential part of a modern schema definition language. They are useful for semantic specification, update consistency control, query optimization, inf...
206
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DEXA
2005
Springer
16 years 21 days ago
2005
Springer
The first step in finding an efficient way to solve any difficult problem is making a complete, possibly formal, problem specification. This paper introduces a formal specifica...
202
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EDBTW
2006
Springer
15 years 9 months ago
2006
Springer
The need for incremental constraint maintenance within collections of semi-structured documents has been ever increasing in the last years due to the widespread diffusion of XML. T...
185
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DBPL
2009
Springer
16 years 1 months ago
2009
Springer
In this paper, we revisit the view based security framework for XML without imposing any of the previously considered restrictions on the class of queries, the class of DTDs, and t...
166
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DBPL
2007
Springer
16 years 1 months ago
2007
Springer
Martens et al. defined a pattern-based specification language equivalent in expressive power to the widely adopted XML Schema definitions (XSDs). This language consists of rules...