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APWEB
2004
Springer
13 years 9 months ago
Using Relational Database Constraints to Design Materialized Views in Data Warehouses
Queries to data warehouses often involve hundreds of complex aggregations over large volumes of data, and so it is infeasible to compute these queries by scanning the data sources ...
Taehee Lee, Jae-young Chang, Sang-goo Lee
ADBIS
2009
Springer
140views Database» more  ADBIS 2009»
13 years 10 months ago
Optimizing Maintenance of Constraint-Based Database Caches
Abstract. Caching data reduces user-perceived latency and often enhances availability in case of server crashes or network failures. DB caching aims at local processing of declarat...
Joachim Klein 0002, Susanne Braun
CORR
2010
Springer
126views Education» more  CORR 2010»
13 years 3 months ago
RDFViewS: A Storage Tuning Wizard for RDF Applications
In recent years, the significant growth of RDF data used in numerous applications has made its efficient and scalable manipulation an important issue. In this paper, we present RD...
François Goasdoué, Konstantinos Kara...
VLDB
1997
ACM
99views Database» more  VLDB 1997»
13 years 7 months ago
Resource Scheduling in Enhanced Pay-Per-View Continuous Media Databases
The enhanced pay-per-view (EPPV) model for providing continuous-media-on-demand(CMOD) services associates with each continuous media clip a display frequency that dependson the cl...
Minos N. Garofalakis, Banu Özden, Abraham Sil...
DAWAK
2005
Springer
13 years 5 months ago
Incremental Data Mining Using Concurrent Online Refresh of Materialized Data Mining Views
Abstract. Data mining is an iterative process. Users issue series of similar data mining queries, in each consecutive run slightly modifying either the definition of the mined dat...
Mikolaj Morzy, Tadeusz Morzy, Marek Wojciechowski,...