7576 search results - page 328 / 1516 » On Querying Ontologies and Databases |
178
Voted
IJMSO
2008
15 years 6 months ago
2008
: Ontology mapping has a key importance for applications such as information retrieval, database integration, and agent-communication. This paper presents an Argumentation Framewor...
187
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ER
2003
Springer
16 years 21 hour ago
2003
Springer
We consider the problem of improving the efficiency of query processing on an XML interface of a relational database, for predefined query workloads. The main contribution of this ...
170
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EDBT
2009
ACM
15 years 10 months ago
2009
ACM
We investigate the problem of refining SQL queries to satisfy cardinality constraints on the query result. This has applications to the many/few answers problems often faced by da...
195
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GVD
2004
15 years 8 months ago
2004
We investigate classes of SQL queries which are syntactically correct, but certainly not intended, no matter for which task the query was written. For instance, queries that are c...
179
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CIKM
2007
Springer
16 years 1 months ago
2007
Springer
The rapid growth of available data arises the need for more sophisticated techniques for semantic access to information. It has been proved that using conceptual model or ontology...