1527 search results - page 147 / 306 » Data Integration by Describing Sources with Constraint Datab... |
223
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PODS
2009
ACM
16 years 5 months ago
2009
ACM
The paper investigates the question of whether a partially closed database has complete information to answer a query. In practice an enterprise often maintains master data Dm, a ...
IADIS
2004
15 years 5 months ago
2004
This paper aims to describe a platform that was created for Spanish government in order to unify the different publishers' web site. Working on the principle that the impleme...
135
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IDEAS
1997
IEEE
15 years 8 months ago
1997
IEEE
The ROL system is a novel deductive object-oriented database system that has been implemented at the University of Regina. It provides a uniform rule-based declarative language fo...
155
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SIGMOD
2005
ACM
16 years 4 months ago
2005
ACM
Caching data by maintaining materialized views typically requires updating the cache appropriately to reflect dynamic source updates. Extensive research has addressed the problem ...
130
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DEXAW
2002
IEEE
15 years 9 months ago
2002
IEEE
In this paper, we focus on the problem of integrating heterogeneous XML datasources. We follow a semantic approach to information sharing and integration, and we present a discipl...