171 search results - page 13 / 35 » Extending OLAP Querying to External Object Databases |
ISKI
1994
15 years 1 months ago
1994
There is a manifold of meanings we could associate with the term \evolution" in the database arena. This paper tries to categorize some of these into a unique framework, showi...
149
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SIGMOD
2007
ACM
15 years 9 months ago
2007
ACM
Commercial enterprise data warehouses are typically implemented on parallel databases due to the inherent scalability and performance limitation of a serial architecture. Queries ...
VLDB
1990
ACM
15 years 1 months ago
1990
ACM
A probabilistic learning model for vague queries and missing or imprecise information in databases is described. Instead of retrieving only a set of answers, our approach yields a...
78
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CIKM
2000
Springer
15 years 1 months ago
2000
Springer
The complexity of deploying high-performance spatial structures in transactional DBMS environments has motivated researchers to experiment with the idea of reusing the effort inve...
104
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WISE
2000
Springer
15 years 2 months ago
2000
Springer
The mediator/wrapper approach is used to integrate data from different databases and other data sources by introducing a middleware virtual database that provides high level abstr...