7576 search results - page 220 / 1516 » On Querying Ontologies and Databases |
179
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ACMSE
2005
ACM
16 years 6 days ago
2005
ACM
In this paper, we present the design of system of databases (SyDb). We also give the design and implementation of a Java API for global querying and updates on the SyDb. The datab...
188
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VLDB
2004
ACM
15 years 12 months ago
2004
ACM
In a Web database that dynamically provides information in response to user queries, two distinct schemas, interface schema (the schema users can query) and result schema (the sch...
203
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DAWAK
2006
Springer
15 years 10 months ago
2006
Springer
More and more integration systems use ontologies to solve the problem of semantic heterogeneities between autonomous databases. To automate the integration process, a number of the...
271
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GIS
2008
ACM
16 years 7 months ago
2008
ACM
In order to deal with inconsistent databases, a repair semantics defines a set of admissible database instances that restore consistency, while staying close to the original insta...
249
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SIGMOD
2009
ACM
16 years 6 months ago
2009
ACM
Database workloads consist of mixes of queries that run concurrently and interact with each other. In this paper, we demonstrate that query interactions can have a significant imp...