31 search results - page 4 / 7 » Partial Selection Query in Peer-to-Peer Databases |
ICDE
2008
IEEE
14 years 6 months ago
2008
IEEE
In this paper we explore database segmentation in the context of a column-store DBMS targeted at a scientific database. We present a novel hardware- and scheme-oblivious segmentati...
VLDB
2007
ACM
14 years 5 months ago
2007
ACM
Long running decision support queries can be resource intensive and often lead to resource contention in data warehousing systems. Today, the only real option available to the DBA...
ICDE
2005
IEEE
13 years 11 months ago
2005
IEEE
Index tuning as part of database tuning is the task of selecting and creating indexes with the goal of reducing query processing times. However, in dynamic environments with vario...
DASFAA
2010
IEEE
14 years 5 days ago
2010
IEEE
Abstract. Besides topological relations and approximate relations, cardinal directions have turned out to be an important class of qualitative spatial relations. In spatial databas...
ADC
2008
Springer
13 years 11 months ago
2008
Springer
This article describes how to implement efficient memory resident path indexes for semi-structured data. Two techniques are introduced, and they are shown to be significantly fas...