196 search results - page 14 / 40 » Group-by skyline query processing in relational engines |
VLDB
1989
ACM
13 years 11 months ago
1989
ACM
An important direction in database research for non-standard applications (e.g. engineering or design applications) deals with adequate support for complex objects. Without doubt,...
WWW
2004
ACM
14 years 8 months ago
2004
ACM
This paper presents a system for efficient data transformations between XML and relational databases, called XML Data Mediator (XDM). XDM enables the transformation by externalizi...
CIKM
2005
Springer
14 years 1 months ago
2005
Springer
Despite the recent advances in search quality, the fast increase in the size of the Web collection has introduced new challenges for Web ranking algorithms. In fact, there are sti...
CHI
2011
ACM
12 years 11 months ago
2011
ACM
People routinely rely on Internet search engines to support their use of interactive systems: they issue queries to learn how to accomplish tasks, troubleshoot problems, and other...
TDM
2004
13 years 9 months ago
2004
This work may be seen as a further proof of the versatility of the relational database model. Here, we add XQuery to the catalog of languages which RDBMSs are able to "speak&...