427 search results - page 72 / 86 » Conjunctive Query Answering in EL using a Database System |
VLDB
1999
ACM
14 years 25 days ago
1999
ACM
Microsoft SQL Server was successful for many years for transaction processing and decision support workloads with neither merge join nor hash join, relying entirely on nested loop...
WWW
2003
ACM
14 years 9 months ago
2003
ACM
This paper focuses on the optimization of the navigation through voluminous subsumption hierarchies of topics employed by Portal Catalogs like Netscape Open Directory (ODP). We ad...
SSDBM
1999
IEEE
14 years 26 days ago
1999
IEEE
Multidimensional Analysis in On-Line Analytical Processing (OLAP), and Scientific and statistical databases (SSDB) use operations requiring summary information on multi-dimensiona...
ICDE
2010
IEEE
14 years 28 days ago
2010
IEEE
TASTIER is a research project on the new information-access paradigm called type-ahead search, in which systems find answers to a keyword query on-the-fly as users type in the quer...
ICDE
2010
IEEE
14 years 8 months ago
2010
IEEE
An ever-increasing amount of data and semantic knowledge in the domain of life sciences is bringing about new data management challenges. In this paper we focus on adding the seman...