140 search results - page 14 / 28 » Redundant Relations in Relational Databases: A Model Theoret... |
127
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KRDB
1997
15 years 1 months ago
1997
A data warehouse is a redundant collection of data replicated from several possibly distributed and loosely coupled source databases, organized to answer OLAP queries. Relational ...
127
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DBPL
1993
Springer
15 years 3 months ago
1993
Springer
In this paper we study the expressive power of query languages for nested bags. We de ne the ambient bag language by generalizing the constructs of the relational language of Brea...
109
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WEBI
2005
Springer
15 years 5 months ago
2005
Springer
This work presents a new perspective on characterizing the similarity between elements of a database or, more generally, nodes of a weighted, undirected, graph. It is based on a M...
104
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GI
2009
Springer
14 years 9 months ago
2009
Springer
: Computer Assisted Surgery seeks data from various sources related to surgical knowledge, which is mostly represented in the form of discrete databases. However, databases serve a...
DEXA
2008
Springer
15 years 1 months ago
2008
Springer
Recently, a variety of workflow patterns has been proposed focusing on specific aspects like control flow, data flow, and resource assignments. Though these patterns are relevant f...