2169 search results - page 274 / 434 » Inferencing in Database Semantics |
124
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SIGMOD
2004
ACM
16 years 4 months ago
2004
ACM
A schema mapping produces a semantic correspondence between two schemas. Automating schema mapping is challenging. The existence of 1:n (or n:1) and n:m mapping cardinalities make...
119
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SIGMOD
2004
ACM
16 years 4 months ago
2004
ACM
We discuss four different core protocols for synchronizing access to and modifications of XML document collections. These core protocols synchronize structure traversals and modif...
137
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SIGMOD
2003
ACM
16 years 4 months ago
2003
ACM
Model management aims at reducing the amount of programming needed for the development of metadata-intensive applications. We present a first complete prototype of a generic model...
143
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PODS
2005
ACM
16 years 4 months ago
2005
ACM
Owners of sources registered in an information integration system, which provides answers to a (potentially evolving) set of client queries, need to know their contribution to the...
145
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PODS
2005
ACM
16 years 4 months ago
2005
ACM
Abstract. We present a semantics and answer set programs for relational peer data exchange systems. When a peer answers a query, it exchanges data with other peers in order to supp...