58 search results - page 9 / 12 » Aggregation and Relevance in Deductive Databases |
JSS
2007
13 years 7 months ago
2007
A consequence of the growing number of empirical studies in software engineering is the need to adopt systematic approaches to assessing and aggregating research outcomes in order...
CIKM
2008
Springer
13 years 10 months ago
2008
Springer
The standard SQL assumes that the users are aware of all tables and their schemas to write queries. This assumption may be valid when the users deal with a relatively small number...
ICDE
2010
IEEE
14 years 1 months ago
2010
IEEE
Abstract— Sensor networks have evolved to a powerful infrastructure component for event monitoring in many application scenarios. In addition to simple filter and aggregation op...
IDEAS
2000
IEEE
14 years 9 days ago
2000
IEEE
Most operations of the relational algebra or SQL - like projection with duplicate elimination, join, ordering, group by and aggregations - are efficiently processed using a sorted...
DEXA
2009
Springer
14 years 2 months ago
2009
Springer
Dimension hierarchies represent a substantial part of the data warehouse model. Indeed they allow decision makers to examine data at different levels of detail with On-Line Analyt...