151 search results - page 19 / 31 » SIGOPT: Using Schema to Optimize XML Query Processing |
CIKM
2005
Springer
14 years 8 days ago
2005
Springer
In this paper, we propose a versatile disambiguation approach which can be used to make explicit the meaning of structure based information such as XML schemas, XML document struc...
ICDE
2006
IEEE
14 years 8 months ago
2006
IEEE
Relational data streams and XML streams have previously provided two separate research foci, but their unified support by a single Data Stream Management System (DSMS) is very des...
CIKM
2009
Springer
14 years 1 months ago
2009
Springer
Well-designed indices can dramatically improve query performance. Including query workload information can produce indices that yield better overall throughput while balancing the...
SSDBM
2006
IEEE
14 years 22 days ago
2006
IEEE
XML has become the standard for data exchange for a wide variety of applications, particularly in the scientific community. In order to efficiently process queries on XML repres...
SSDBM
2002
IEEE
13 years 11 months ago
2002
IEEE
This paper presents an approach to answering queries over an ontology modelled using a description logic. The ontology acts as a global schema, providing a declarative description...