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BNCOD
2009
13 years 6 months ago
2009
The vision of dataspaces has been articulated as providing various of the benefits of classical data integration, but with reduced upfront costs, combined with opportunities for in...
BNCOD
2009
13 years 2 months ago
2009
Nowadays maintenance of database management systems (DBMSs) often requires offline operations for enhancement of functionality or security updates. This hampers the availability of...
BNCOD
2009
13 years 6 months ago
2009
Due to the growing popularity of XML as a data exchange and storage format, the need to develop efficient techniques for storing and querying XML documents has emerged. A common ap...
BNCOD
2009
13 years 6 months ago
2009
We study the expressiveness of a positive fragment of path queries, denoted Path+ , on node-labeled trees documents. The expressiveness of Path+ is studied from two angles. First, ...
BNCOD
2009
13 years 6 months ago
2009
Abstract. Privacy has become increasingly important to the database community which is reflected by a noteworthy increase in research papers appearing in the literature. While rese...