3836 search results - page 499 / 768 » Semantics of Database Transformations |
253
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ICDE
2007
IEEE
16 years 6 months ago
2007
IEEE
This paper investigates the view update problem for XML views published from relational data. We consider (possibly) recursively defined XML views, compressed into DAGs and stored...
145
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WWW
2007
ACM
16 years 5 months ago
2007
ACM
Keyword search for smallest lowest common ancestors (SLCAs) in XML data has recently been proposed as a meaningful way to identify interesting data nodes in XML data where their s...
170
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SIGMOD
2004
ACM
16 years 5 months ago
2004
ACM
We study the problem of answering queries through a target schema, given a set of mappings between one or more source schemas and this target schema, and given that the data is at...
140
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PODS
2006
ACM
16 years 5 months ago
2006
ACM
The most acute information management challenges today stem from organizations relying on a large number of diverse, interrelated data sources, but having no means of managing the...
149
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GIS
2009
ACM
15 years 12 months ago
2009
ACM
Gazetteers are key components of georeferenced information systems, including applications such as Web-based mapping services. Existing gazetteers lack the capabilities to fully i...