Sciweavers

1419 search results - page 158 / 284
» Searching for Related Objects in Relational Databases
Sort
View
AGENTLINK
2003
Springer
283views ECommerce» more  AGENTLINK 2003»
14 years 1 months ago
MIKS : An Agent Framework Supporting Information Access and Integration
Providing an integrated access to multiple heterogeneous sources is a challenging issue in global information systems for cooperation and interoperability. In the past, companies h...
Domenico Beneventano, Sonia Bergamaschi, Gionata G...
VLDB
2006
ACM
147views Database» more  VLDB 2006»
14 years 8 months ago
Answering queries using materialized views with minimum size
In this paper we study the following problem. Given a database and a set of queries, we want to find a set of views that can compute the answers to the queries, such that the amoun...
Rada Chirkova, Chen Li, Jia Li
VLDB
2006
ACM
190views Database» more  VLDB 2006»
14 years 8 months ago
Online summarization of dynamic time series data
Managing large-scale time series databases has attracted significant attention in the database community recently. Related fundamental problems such as dimensionality reduction, tr...
Ümit Y. Ogras, Hakan Ferhatosmanoglu
AVI
2008
13 years 9 months ago
Query-through-drilldown: data-oriented extensional queries
Traditional database query formulation is intensional: at the level of schemas, table and column names. Previous work has shown that filters can be created using a query paradigm ...
Alan J. Dix, Damon Oram
SIGMOD
2006
ACM
109views Database» more  SIGMOD 2006»
14 years 8 months ago
OMCAT: optimal maintenance of continuous queries' answers for trajectories
We present our prototype system, OMCAT, which optimizes the reevaluation of a set of pending continuous spatio-temporal queries on trajectory data, when some of the trajectories a...
Hui Ding, Goce Trajcevski, Peter Scheuermann