624 search results - page 94 / 125 » Mutant Query Plans |
IDEAS
2007
IEEE
14 years 4 months ago
2007
IEEE
We present an extensible and customizable framework for the autonomous discovery of Semantic Web services based on their QoS properties. Using semantic technologies, users can spe...
STACS
2007
Springer
14 years 4 months ago
2007
Springer
Abstract. The sharing of content by communities of users (e.g., scientists) in a P2P context remains cumbersome. We argue that main reasons for this is the lack of calculus and alg...
VLDB
2005
ACM
14 years 3 months ago
2005
ACM
SQL extensions that allow queries to explicitly specify data quality requirements in terms of currency and consistency were proposed in an earlier paper. This paper develops a dat...
VLDB
1995
ACM
14 years 1 months ago
1995
ACM
Query processing is one of the most, critical issues in Object-Oriented DBMSs. Extensible opt,imizers with efficient, search strategies require a cost model to select the most eff...
DLOG
2007
14 years 6 days ago
2007
We now know that the addition of a concept constructor called a Path Functional Dependency (PFD) to the Boolean-complete description logic DLF leads to undecidability of ABox consi...