28 search results - page 2 / 6 » An information-theoretic approach to normal forms for relati... |
WWW
2007
ACM
14 years 6 months ago
2007
ACM
Design principles for XML schemas that eliminate redundancies and avoid update anomalies have been studied recently. Several normal forms, generalizing those for relational databa...
SUM
2009
Springer
13 years 10 months ago
2009
Springer
Database techniques to store, query and manipulate data that contains uncertainty receives increasing research interest. Such UDBMSs can be classified according to their underlyin...
CIKM
2003
Springer
13 years 10 months ago
2003
Springer
There have been several techniques proposed for building statistics for static XML data. However, very little work has been done in the area of building XML statistics for data so...
EDBT
2008
ACM
14 years 5 months ago
2008
ACM
We address the problem of generating a mediated schema from a set of relational data source schemas and conjunctive queries that specify where those schemas overlap. Unlike past a...
IPMI
2005
Springer
14 years 6 months ago
2005
Springer
The blood oxygen level-dependent (BOLD) signal in response to brief periods of stimulus can be detected using event-related functional magnetic resonance imaging (ER-fMRI). In this...