ENTCS
2010
13 years 10 months ago
2010
mented Abstractions Matt Eldera,1 , Denis Gopanb,2 , and Thomas Repsa,b,3 a Computer Sciences Department, Univ. of Wisconsin; Madison, WI; USA b GrammaTech, Inc.; Ithaca, NY; USA ...
KAIS
2000
14 years 15 days ago
2000
In a mobile environment, querying a database at a stationary server from a mobile client is expensive due to the limited bandwidth of a wireless channel and the instability of the ...
DBA
2006
14 years 2 months ago
2006
In order to facilitate query processing, the information contained in data warehouses is typically stored as a set of materialized views. Deciding which views to materialize prese...
CIKM
2008
Springer
14 years 2 months ago
2008
Springer
Real-time materialized view maintenance has become increasingly popular, especially in real-time data warehousing and data streaming environments. Upon updates to base relations, ...
DEXA
1998
Springer
14 years 4 months ago
1998
Springer
Abstract. To achieve acceptable query response times in data warehouse environments, the data have to be pre-aggregated according to the need of the applications and stored redunda...
VLDB
1998
ACM
14 years 5 months ago
1998
ACM
Data warehouses collect data into materialized views for analysis. After some time, some of the data may no longer be needed or may not be of interest. In this paper, we handle th...
CAISE
1999
Springer
14 years 5 months ago
1999
Springer
Abstract. A global Data warehouse (DW) integrates data from multiple distributed heterogeneous databases and other information sources. DW can be abstractly seen as a set of materi...
DEXA
2000
Springer
14 years 5 months ago
2000
Springer
To select some "valuable" views for materialization is an essential challenge in OLAP system design. Several techniques proposed previously are not very scalable for syst...
VLDB
2004
ACM
14 years 6 months ago
2004
ACM
In this paper, we address the maintenance of spatial semijoin queries over continuously moving points, where points are modeled as linear functions of time. This is analogous to t...
ESA
2005
Springer
14 years 6 months ago
2005
Springer
Abstract. A materialized view is a certain synopsis structure precomputed from one or more data sets (called base tables) in order to facilitate various queries on the data. When t...