1179 search results - page 123 / 236 » Query Containment for Data Integration Systems |
ICDE
2010
IEEE
14 years 8 months ago
2010
IEEE
Estimation via sampling out of highly selective join queries is well known to be problematic, most notably in online aggregation. Without goal-directed sampling strategies, samples...
TPDS
1998
13 years 8 months ago
1998
—A massive volume of biological sequence data is available in over 36 different databases worldwide, including the sequence data generated by the Human Genome project. These data...
GEOINFO
2004
13 years 10 months ago
2004
: A lot of research has been developed for integrating the analysis functionality that is available in both analytic and geographic processing systems. The main goal is to provide ...
SIGIR
2012
ACM
11 years 11 months ago
2012
ACM
Versioned document collections are collections that contain multiple versions of each document. Important examples are Web archives, Wikipedia and other wikis, or source code and ...
SIGMOD
2007
ACM
14 years 9 months ago
2007
ACM
This paper presents HomeViews, a peer-to-peer middleware system for building personal data management applications. HomeViews provides abstractions and services for data organizat...