122 search results - page 12 / 25 » On the complexity of deriving schema mappings from database ... |
EDBT
2008
ACM
14 years 8 months ago
2008
ACM
XML Schema awareness has been an integral part of the XQuery language since its early design stages. Matching XML data against XML types is the main operation that backs up XQuery...
OTM
2005
Springer
14 years 2 months ago
2005
Springer
We propose to enhance a schema integration process with a validation phase employing logic-based data models. In our methodology, we validate the source schemas against the data mo...
SEMWEB
2009
Springer
14 years 3 months ago
2009
Springer
GeRoMeSuite is a generic model management system which provides several functions for managing complex data models, such as schema integration, definition and execution of schema ...
ICDT
2010
ACM
14 years 6 months ago
2010
ACM
The work reported here lays the foundations of data exchange in the presence of probabilistic data. This requires rethinking the very basic concepts of traditional data exchange, ...
ICDE
2005
IEEE
14 years 10 months ago
2005
IEEE
Modern information systems often store data that has been transformed and integrated from a variety of sources. This integration may obscure the original source semantics of data ...