492 search results - page 90 / 99 » Computing aggregations in database query languages |
SAC
2005
ACM
14 years 3 months ago
2005
ACM
Many geographical applications deal with spatial objects that cannot be adequately described by determinate, crisp concepts because of their intrinsically indeterminate and vague ...
DEXA
2010
Springer
13 years 11 months ago
2010
Springer
With the development of more expressive description logics (DLs) for the Web Ontology Language OWL the question arises how we can properly deal with the high computational complexi...
SOFSEM
2005
Springer
14 years 3 months ago
2005
Springer
The tier aspect model addresses Aspect Oriented Programming (AOP) in the context of database applications. It is a new technique of separation of concerns through tiers implemented...
CIDR
2003
13 years 11 months ago
2003
It has frequently been observed that most of the world’s data lies outside database systems. The reason is that database systems focus on structured data, leaving the unstructur...
EDBT
2008
ACM
14 years 10 months ago
2008
ACM
The top-k retrieval problem requires finding k objects most similar to a given query object. Similarities between objects are most often computed as aggregated similarities of the...