569 search results - page 35 / 114 » Materialized Views in Oracle |
SIGMOD
2005
ACM
15 years 10 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 ...
SIGMOD
1995
ACM
15 years 1 months ago
1995
ACM
A warehouse is a repository of integrated information drawn from remote data sources. Since a warehouse e ectively implements materialized views, we must maintain the views as the...
193
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ICDE
2007
IEEE
15 years 11 months ago
2007
IEEE
We study the problem of answering queries posed on virtual views of XML documents, a problem commonly encountered when enforcing XML access control and integrating data. We approa...
SACMAT
2005
ACM
15 years 3 months ago
2005
ACM
We investigate a generalization of the notion of XML security view introduced by Stoica and Farkas [17] and later refined by Fan et al. [8]. The model consists of access control ...
177
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VLDB
2001
ACM
15 years 10 months ago
2001
ACM
The problem of answering queries using views is to find efficient methods of answering a query using a set of previously materialized views over the database, rather than accessing...