265 search results - page 12 / 53 » Tree-width and functional dependencies in databases |
PODS
2004
ACM
14 years 7 months ago
2004
ACM
A schema mapping is a specification that describes how data structured under one schema (the source schema) is to be transformed into data structured under a different schema (the...
KDD
2010
ACM
13 years 11 months ago
2010
ACM
Modern data mining settings involve a combination of attributevalued descriptors over entities as well as specified relationships between these entities. We present an approach t...
DEXA
2010
Springer
13 years 8 months ago
2010
Springer
The class of k Nearest Neighbor (kNN) queries in spatial networks has been widely studied in the literature. All existing approaches for kNN search in spatial networks assume that ...
CORR
2008
Springer
13 years 7 months ago
2008
Springer
This paper addresses the problem of representing the set of repairs of a possibly inconsistent database by means of a disjunctive database. Specifically, the class of denial constr...
CIDR
2007
13 years 9 months ago
2007
Biologists are increasingly using databases for storing and managing their data. Biological databases typically consist of a mixture of raw data, metadata, sequences, annotations,...