11573 search results - page 226 / 2315 » Designing Relational Databases |
168
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TOIT
2008
15 years 6 months ago
2008
s exhibits diversity in the real world, mental abstraction world, document world, and machine world. Studying mappings between different forms of semantics helps unveil the uniform...
214
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CORR
2011
Springer
14 years 10 months ago
2011
Springer
Many web databases can be seen as providing partial and overlapping information about entities in the world. To answer queries effectively, we need to integrate the information ab...
159
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VLDB
1989
ACM
15 years 10 months ago
1989
ACM
with a full abstract specification of the data-types involved and a multi-level architecture similar to that of a DBMS. A related question is the kind of model that is most suitabl...
154
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VLDB
1987
ACM
15 years 10 months ago
1987
ACM
In a context considering in a unique framework all the relations in a database, by means of the notion of global consistency, independent database schemes allow enforcement of con...
146
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IDA
2007
Springer
16 years 21 days ago
2007
Springer
The paper presents new developments in an extension of Codd’s relational model of data. The extension consists in equipping domains of attribute values with a similarity relation...