34 search results - page 4 / 7 » Optimizing the incremental maintenance of multiple join view... |
TKDE
2002
13 years 5 months ago
2002
The construction and maintenance of data warehouses (views) in large-scale environments composed of numerous distributed and evolving information sources (ISs) such as the WWW has ...
DAWAK
1999
Springer
13 years 9 months ago
1999
Springer
A data warehouse DW can be seen as a set of materialized views de ned over remote base relations. When a query is posed, it is evaluated locally, using the materialized views, wi...
SIGMOD
2001
ACM
14 years 5 months ago
2001
ACM
Materialized views can provide massive improvements in query processing time, especially for aggregation queries over large tables. To realize this potential, the query optimizer ...
ISI
2003
Springer
13 years 10 months ago
2003
Springer
In many intelligence and security tasks it is necessary to monitor data in database in order to detect certain events or changes. Currently, database systems offer triggers to pro...
VISUALIZATION
2005
IEEE
13 years 11 months ago
2005
IEEE
VisTrails is a new system that enables interactive multiple-view visualizations by simplifying the creation and maintenance of visualization pipelines, and by optimizing their exe...