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» Distributed query evaluation on semistructured data
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CIKM
2011
Springer
12 years 7 months ago
Ranking-based processing of SQL queries
A growing number of applications are built on top of search engines and issue complex structured queries. This paper contributes a customisable ranking-based processing of such qu...
Hany Azzam, Thomas Roelleke, Sirvan Yahyaei
ICDE
2002
IEEE
204views Database» more  ICDE 2002»
14 years 8 months ago
Approximating a Data Stream for Querying and Estimation: Algorithms and Performance Evaluation
Obtaining fast and good quality approximations to data distributions is a problem of central interest to database management. A variety of popular database applications including,...
Sudipto Guha, Nick Koudas
EDBT
2011
ACM
205views Database» more  EDBT 2011»
12 years 11 months ago
A probabilistic XML merging tool
This demonstration paper presents a probabilistic XML data merging tool, that represents the outcome of semi-structured document integration as a probabilistic tree. The system is...
Talel Abdessalem, M. Lamine Ba, Pierre Senellart
CCGRID
2007
IEEE
14 years 1 months ago
A Service-Oriented System to Support Data Integration on Data Grids
Data Grids provide transparent access to heterogeneous and autonomous data resources. The main contribution of this paper is the presentation of a data sharing system that (i) is ...
Anastasios Gounaris, Carmela Comito, Rizos Sakella...
EDBT
2006
ACM
136views Database» more  EDBT 2006»
14 years 7 months ago
Optimizing Monitoring Queries over Distributed Data
Scientific data in the life sciences is distributed over various independent multi-format databases and is constantly expanding. We discuss a scenario where a life science research...
Frank Neven, Dieter Van de Craen