394 search results - page 28 / 79 » Conditional Preferences: A New Semantics for Database Querie... |
VLDB
2002
ACM
13 years 7 months ago
2002
ACM
Data warehouses offer a compromise between freshness of data and query evaluation times. However, a fixed preference ratio between these two variables is too undifferentiated. Wit...
SEMWEB
2007
Springer
14 years 1 months ago
2007
Springer
This paper shows how a Fuzzy Ontology based approach can improve semantic documents retrieval. After formally defining a Fuzzy Knowledge Base, it is discussed a special type of ne...
PVLDB
2010
13 years 6 months ago
2010
We demonstrate an efficient LINQ to SQL provider and its significant impact on the runtime performance of LINQ programs that process large data volumes. This alternative provider...
RML
2002
13 years 7 months ago
2002
In E-commerce processes, various rules and constraints regarding product specifications, pricing, terms and conditions are exchanged between vendors and buyers. Developing a forma...
ICDE
1998
IEEE
14 years 9 months ago
1998
IEEE
Traditional Event-Condition-Action triggers (active database rules) include a Boolean predicate as a trigger condition. We propose fuzzy triggers whereby fuzzy inference is utiliz...