7 search results - page 1 / 2 » Magic Functions: A Technique to Optimize Extended Datalog Re... |
VLDB
1987
ACM
13 years 8 months ago
1987
ACM
Severalmethodshavebeenproposedto compile recursive Datalog programs. The most well-known perform a rewriting of rules using MAGIC or PROBLEM predicates in order to push selections...
ERSHOV
2006
Springer
13 years 8 months ago
2006
Springer
In this work, we present a semantic query optimization technique to improve the efficiency of the evaluation of a subset of SQL:1999 recursive queries. Using datalog notation, we c...
GECCO
2006
Springer
13 years 8 months ago
2006
Springer
When Genetic Programming is used to evolve arithmetic functions it often operates by composing them from a fixed collection of elementary operators and applying them to parameters...
ICDT
2007
ACM
13 years 11 months ago
2007
ACM
We consider the problem of querying data sources that have limited capabilities and can thus only be accessed by complying with certain binding patterns for their attributes. This ...
IEEEINTERACT
2003
IEEE
13 years 10 months ago
2003
IEEE
For call intensive programs, function calls are major bottlenecks during program execution since they usually force register contents to be spilled into memory. Such register to m...