17 search results - page 1 / 4 » Rule-Based Query Optimization, Revisited |
CIKM
1999
Springer
13 years 9 months ago
1999
Springer
We present the architecture and a performance assessment of an extensible query optimizer written in Venus. Venus is a general-purpose active-database rule language embedded in C+...
SIGMOD
1992
ACM
13 years 9 months ago
1992
ACM
This paper describes the Query Rewrite facility of the Starburst extensible database system, a novel phase of query optimization. We present a suite of rewrite rules used in Starb...
DOOD
1993
Springer
13 years 9 months ago
1993
Springer
SEMWEB
2009
Springer
13 years 11 months ago
2009
Springer
RDF Schema (RDFS) as a lightweight ontology language is gaining popularity and, consequently, tools for scalable RDFS inference and querying are needed. SPARQL has become recently ...
ICDE
2008
IEEE
14 years 6 months ago
2008
IEEE
Traditional approaches to rule-based information extraction (IE) have primarily been based on regular expression grammars. However, these grammar-based systems have difficulty scal...