116 search results - page 5 / 24 » Estimating Compilation Time of a Query Optimizer |
GIS
2006
ACM
14 years 9 months ago
2006
ACM
This paper presents a query optimizer module based on cost estimation that chooses the best filtering step algorithm to perform a specific spatial join operation. A set of express...
ISOLA
2004
Springer
14 years 1 months ago
2004
Springer
Methods for Worst-Case Execution Time (WCET) analysis have been known for some time, and recently commercial tools have emerged. However, the technique has so far not been much use...
SAC
2008
ACM
13 years 7 months ago
2008
ACM
Modern applications requiring spatial network processing pose many interesting query optimization challenges. In many cases, query processing depends on the corresponding graph si...
CAISE
2005
Springer
14 years 1 months ago
2005
Springer
In vague queries, a user enters a value that represents some real world object and expects as the result the set of database values that represent this real world object even with ...
EDBT
2010
ACM
14 years 21 days ago
2010
ACM
In adaptive query processing, the way in which a query is evaluated is changed in the light of feedback obtained from the environment during query evaluation. Such feedback may, f...