44 search results - page 7 / 9 » Query Propagation in a P2P Data Integration System in the Pr... |
BMCBI
2006
13 years 7 months ago
2006
Integration of heterogeneous data types is a challenging problem, especially in biology, where the number of databases and data types increase rapidly. Amongst the problems that o...
SEMWEB
2009
Springer
14 years 2 months ago
2009
Springer
In many data-centric applications, it is desirable to use OWL as an expressive schema language with which one expresses constraints that must be satisfied by instance data. Howeve...
AAAI
2010
13 years 9 months ago
2010
In many data-centric applications, it is desirable to use OWL as an expressive schema language with which one expresses constraints that must be satisfied by instance data. However...
JCSS
2000
13 years 7 months ago
2000
We investigate a class of path constraints that is of interest in connection with both semistructured and structured data. In standard database systems, constraints are typically ...
ICDE
2006
IEEE
14 years 8 months ago
2006
IEEE
Until recently, most data integration techniques involved central components, e.g., global schemas, to enable transparent access to heterogeneous databases. Today, however, with t...