3836 search results - page 547 / 768 » Semantics of Database Transformations |
134
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CORR
2008
Springer
15 years 4 months ago
2008
Springer
A purely relational account of the true XQuery semantics can turn any relational database system into an XQuery processor. Compiling nested expressions of the fully compositional X...
128
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FTDB
2008
15 years 4 months ago
2008
The automatic extraction of information from unstructured sources has opened up new avenues for querying, organizing, and analyzing data by drawing upon the clean semantics of str...
114
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TKDE
2002
15 years 4 months ago
2002
Preventive measures sometimes fail to deflect malicious attacks. In this paper, we adopt an information warfare perspective, which assumes success by the attacker in achieving part...
129
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VLDB
2002
ACM
15 years 4 months ago
2002
ACM
Schema matching is the task of finding semantic correspondences between elements of two schemas. It is needed in many database applications, such as integration of web data source...
119
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ER
2010
Springer
15 years 3 months ago
2010
Springer
Abstract. This paper introduces an approach to address the problem of accessing conventional and geographic data from the Deep Web. The approach relies on describing the relevant d...