879 search results - page 102 / 176 » Core schema mappings |
141
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DOLAP
1998
ACM
15 years 8 months ago
1998
ACM
Star schema has been a typical model for both online transaction processing in traditional databases and online analytical processing in large data warehouses. In the star schema,...
133
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CAISE
2006
Springer
15 years 7 months ago
2006
Springer
Our work deals with schema or ontology matching and is driven by the following statements: (1) Most of works only consider intensional description of schemas; (2) They mostly use s...
133
Voted
ESWS
2008
Springer
15 years 5 months ago
2008
Springer
We believe that the possibility to use SPARQL as a front end to heterogeneous data without significant cost in performance or expressive power is key to RDF taking its rightful pla...
166
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DGO
2004
15 years 5 months ago
2004
This paper describes a Web-based query system for semantically heterogeneous government-produced data. Geospatial Web-based information systems and portals are currently being dev...
123
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IADIS
2004
15 years 5 months ago
2004
Problem Based Learning (PBL) is a new teaching-learning method originated from the changes that have occurred in the world economical basis and in the information and communicatio...