1779 search results - page 54 / 356 » Views in Object-Oriented Databases |
APWEB
2004
Springer
14 years 1 months ago
2004
Springer
Queries to data warehouses often involve hundreds of complex aggregations over large volumes of data, and so it is infeasible to compute these queries by scanning the data sources ...
DEXAW
1998
IEEE
13 years 12 months ago
1998
IEEE
Within a database mobile environment, cached data on mobile clients can take the form of materialized views. In order to e ciently maintain such materialized views while taking in...
SIGMOD
2010
ACM
14 years 13 days ago
2010
ACM
Current relational databases require that a database schema exist prior to data entry and require manual optimization for best performance. We describe the query optimization tech...
VLDB
2005
ACM
14 years 1 months ago
2005
ACM
In this paper, we propose a method for maintaining a semantic cache of materialized XPath views. The cached views include queries that have been previously asked, and additional s...
ICDE
2003
IEEE
14 years 9 months ago
2003
IEEE