122 search results - page 8 / 25 » On the complexity of deriving schema mappings from database ... |
ICDE
2008
IEEE
14 years 8 months ago
2008
IEEE
A fundamental problem in information integration is that of designing the relationships, called schema mappings, between two schemas. The specification of a semantically correct sc...
EDBT
2010
ACM
13 years 10 months ago
2010
ACM
The specification of schema mappings has proved to be time and resource consuming, and has been recognized as a critical bottleneck to the large scale deployment of data integrati...
OTM
2007
Springer
14 years 1 months ago
2007
Springer
: Two major problems in constructing data federations (for example, data warehouses and database federations) concern achieving and maintaining consistency and a uniform representa...
GLOBE
2008
Springer
13 years 8 months ago
2008
Springer
This paper addresses the problem of data integration in a P2P environment, where each peer stores schema of its local data, mappings between the schemas, and some schema constraint...
PVLDB
2008
13 years 7 months ago
2008
The old problem of managing the history of database information is now made more urgent and complex by fast spreading web information systems, such as Wikipedia. Our PRIMA system ...