845 search results - page 39 / 169 » Describing and Using Query Capabilities of Heterogeneous Sou... |
IJCAI
2003
13 years 10 months ago
2003
Speculative execution of information gathering plans can dramatically reduce the effect of source I/O latencies on overall performance. However, the utility of speculation is clos...
ICDE
2003
IEEE
14 years 10 months ago
2003
IEEE
In this paper, we describe a system called XomatiQ to address the problem of integration, querying and correlation of biological data. XomatiQ is an integral part of the genomics ...
EDBT
2008
ACM
14 years 9 months ago
2008
ACM
Scientific data are available through an increasing number of heterogeneous, independently evolving, sources. Although the sources themselves are independently evolving, the data ...
DL
1998
Springer
14 years 1 months ago
1998
Springer
We describe an extensible constructor tool that helps information experts (e.g., librarians) create specialized query synthesizers for heterogeneous digital-library environments. ...
VLDB
2001
ACM
14 years 9 months ago
2001
ACM
The problem of answering queries using views is to find efficient methods of answering a query using a set of previously materialized views over the database, rather than accessin...