251 search results - page 45 / 51 » Optimizing recursive queries in SQL |
CIKM
2006
Springer
13 years 11 months ago
2006
Springer
By providing an integrated and optimized support for user-defined aggregates (UDAs), data stream management systems (DSMS) can achieve superior power and generality while preservi...
GIS
2007
ACM
13 years 11 months ago
2007
ACM
Spatial join is an important yet costly operation in spatial databases. In order to speed up the execution of a spatial join, the input tables are often indexed based on their spa...
PODS
2005
ACM
14 years 7 months ago
2005
ACM
Program analysis has been increasingly used in software engineering tasks such as auditing programs for security vulnerabilities and finding errors in general. Such tools often re...
EDBT
2008
ACM
14 years 7 months ago
2008
ACM
Automatic physical database design tools rely on "what-if" interfaces to the query optimizer to estimate the execution time of the training query workload under differen...
DASFAA
2007
IEEE
13 years 11 months ago
2007
IEEE
Cache groups are a powerful concept for database caching, which is used to relieve the backend database load and to keep referenced data close to the application programs at the &q...