1782 search results - page 114 / 357 » Processing Queries over Distributed XML Databases |
DASFAA
2009
IEEE
14 years 2 months ago
2009
IEEE
We investigate the expressiveness of existing XML keyword search semantics and propose Meaningful Connected Network (MCN) as a new semantics to capture meaningful relationships of ...
ICDE
2011
IEEE
13 years 1 months ago
2011
IEEE
— In this paper, we study the problem of efficiently computing multiple aggregation queries over a data stream. In order to share computation, prior proposals have suggested ins...
ADBIS
2004
Springer
14 years 3 months ago
2004
Springer
: The purpose of the current work is to explore and improve the analysis of event data stored in event repositories, enabling the application of specialized event algebra operators...
NDT
2010
13 years 8 months ago
2010
This paper focuses on an aspect that is widely neglected in native XML database management systems: support for concurrent transactional access. We analyze the isolation requireme...
SIGMOD
2004
ACM
14 years 10 months ago
2004
ACM
Database selection is an important step when searching over large numbers of distributed text databases. The database selection task relies on statistical summaries of the databas...