2228 search results - page 1 / 446 » A System for Semantic Query Optimization |
162
Voted
ICDE
1995
IEEE
15 years 11 months ago
1995
IEEE
DEXAW
2007
IEEE
15 years 4 months ago
2007
IEEE
The semantic web represents meta-data as a relation of triples using the RDF data model. We have developed a virtual repository system that enables to process queries to RDF views...
36
Voted
SIGMOD
1987
ACM
15 years 1 months ago
1987
ACM
93
Voted
PODS
2010
ACM
15 years 2 months ago
2010
ACM
Both semantic and type-based query optimization rely on the idea that queries often exhibit non-trivial rewritings if the state space of the database is restricted. Despite their ...
KDD
1994
ACM
15 years 1 months ago
1994
ACM
Semantic query optimization can dramatically speed up database query answering by knowledge intensive reformulation. But the problem of how to learn required semantic rules has no...