805 search results - page 46 / 161 » On the Role of Integrity Constraints in Data Integration |
SIGMOD
2008
ACM
14 years 9 months ago
2008
ACM
Tree pattern queries (TPQs) provide a natural and easy formalism to query tree-structured XML data, and the efficient processing of such queries has attracted a lot of attention. ...
JCSS
2000
14 years 9 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 ...
CIKM
2001
Springer
15 years 2 months ago
2001
Springer
As mobile devices get ubiquitous and grow in computational power, their management of interdependent data also becomes increasingly important. The mobile environment exhibits all ...
117
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BTW
2005
Springer
15 years 3 months ago
2005
Springer
Abstract: Peer data management systems (PDMS) are the natural extension of integrated information systems. Conventionally, a single integrating system manages an integrated schema,...
138
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SIGMOD
2007
ACM
15 years 9 months ago
2007
ACM
We show that aggregate constraints (as opposed to pairwise constraints) that often arise when integrating multiple sources of data, can be leveraged to enhance the quality of dedu...