332 search results - page 25 / 67 » Materialized Views and Data Warehouses |
106
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JDWM
2006
14 years 9 months ago
2006
The pre-computation of data cubes is critical to improving the response time of On-Line Analytical Processing (OLAP) systems and can be instrumental in accelerating data mining ta...
DAWAK
2007
Springer
15 years 3 months ago
2007
Springer
In this paper, we deal with the problem of performing what-if analysis for changes that occur in the schema/structure of the data warehouse We abstract software modules, queries, r...
177
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ICDE
2000
IEEE
15 years 11 months ago
2000
IEEE
: Many companies have recognized the strategic importance of the knowledge hidden in their large databases and have built data warehouses. Typically, updates are collected and appl...
97
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DAWAK
2006
Springer
15 years 1 months ago
2006
Springer
More and more integration systems use ontologies to solve the problem of semantic heterogeneities between autonomous databases. To automate the integration process, a number of the...
SIGMOD
1996
ACM
15 years 1 months ago
1996
ACM
Decision support applications involve complex queries on very large databases. Since response times should be small, query optimization is critical. Users typically view the data ...