Sciweavers

3403 search results - page 134 / 681
» A Query System in a Biological Database
Sort
View
VLDB
2005
ACM
132views Database» more  VLDB 2005»
15 years 10 months ago
MIX: A Meta-data Indexing System for XML
We present a system for efficient meta-data indexed querying of XML documents. Given the diversity of the information available in XML, it is very useful to annotate XML data wit...
SungRan Cho, Nick Koudas, Divesh Srivastava
CIKM
2009
Springer
15 years 11 months ago
Inverted indexes vs. bitmap indexes in decision support systems
Bitmap indexes are widely used in Decision Support Systems (DSSs) to improve query performance. In this paper, we evaluate the use of compressed inverted indexes with adapted quer...
Truls A. Bjørklund, Nils Grimsmo, Johannes ...
BIBE
2003
IEEE
15 years 9 months ago
Requirements of Phylogenetic Databases
We examine the organizational impact on phylogenetic databases of the increasing sophistication in the need and use of phylogenetic data. A primary issue is the use of the unnorma...
Luay Nakhleh, Daniel P. Miranker, François ...
ICDE
2007
IEEE
142views Database» more  ICDE 2007»
15 years 10 months ago
Database Virtualization: A New Frontier for Database Tuning and Physical Design
Resource virtualization is currently being employed at all levels of the IT infrastructure to improve provisioning and manageability, with the goal of reducing total cost of owner...
Ahmed A. Soror, Ashraf Aboulnaga, Kenneth Salem
SSDBM
2008
IEEE
90views Database» more  SSDBM 2008»
15 years 10 months ago
Ontology Database: A New Method for Semantic Modeling and an Application to Brainwave Data
We propose an automatic method for modeling a relational database that uses SQL triggers and foreign-keys to efficiently answer positive semantic queries about ground instances for...
Paea LePendu, Dejing Dou, Gwen A. Frishkoff, Jiawe...