Sciweavers

245 search results - page 41 / 49
» Integrating XML data in the TARGIT OLAP system
Sort
View
ESCIENCE
2007
IEEE
14 years 1 months ago
Binary Data Transfer Performance over High-Latency Networks Using Web Service Attachments
One of the objectives of e-Research is to help scientists to accomplish their research, including scientific experiments, more effectively and efficiently. Web services provide ...
Donglai Zhang, Paul D. Coddington, Andrew L. Wende...
SIGMOD
1998
ACM
96views Database» more  SIGMOD 1998»
13 years 11 months ago
Wavelet-Based Histograms for Selectivity Estimation
Query optimization is an integral part of relational database management systems. One important task in query optimization is selectivity estimation, that is, given a query P, we ...
Yossi Matias, Jeffrey Scott Vitter, Min Wang
WWW
2011
ACM
13 years 2 months ago
Rewriting queries on SPARQL views
The problem of answering SPARQL queries over virtual SPARQL views is commonly encountered in a number of settings, including while enforcing security policies to access RDF data, ...
Wangchao Le, Songyun Duan, Anastasios Kementsietsi...
SIGMOD
2008
ACM
127views Database» more  SIGMOD 2008»
13 years 7 months ago
Minimization of tree pattern queries with constraints
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. ...
Ding Chen, Chee Yong Chan
BTW
2003
Springer
115views Database» more  BTW 2003»
14 years 21 days ago
Towards Federated Search Based on Web Services
Abstract: Some emerging trends in the recent development of the WWW can be observed. These trends are technical, like Web Services, as well as semantic, like the integration of ont...
Jens Graupmann, Michael Biwer, Patrick Zimmer