Sciweavers

1967 search results - page 41 / 394
» The Case for Determinism in Database Systems
Sort
View
FODO
1998
Springer
242views Algorithms» more  FODO 1998»
15 years 3 months ago
Optimizing OID Indexing Cost in Temporal Object-Oriented Database Systems
In object-oriented database systems (OODB) with logical OIDs, an OID index (OIDX) is needed to map from OID to the physical location of the object. In a transaction time temporal ...
Kjetil Nørvåg, Kjell Bratbergsengen
DATAMINE
2000
115views more  DATAMINE 2000»
14 years 11 months ago
Integrating Association Rule Mining with Relational Database Systems: Alternatives and Implications
Data mining on large data warehouses is becoming increasingly important. In support of this trend, we consider a spectrum of architectural alternatives for coupling mining with da...
Sunita Sarawagi, Shiby Thomas, Rakesh Agrawal
DOLAP
1999
ACM
15 years 3 months ago
Design and Selection of Materialized Views in a Data Warehousing Environment: A Case Study
In this paper, we describe the design of a data warehousing system for an engineering company ‘R’. This system aims to assist users in retrieving data for business analysis in...
Goretti K. Y. Chan, Qing Li, Ling Feng
BTW
2005
Springer
113views Database» more  BTW 2005»
15 years 4 months ago
A Learning Optimizer for a Federated Database Management System
: Optimizers in modern DBMSs utilize a cost model to choose an efficient query execution plan (QEP) among all possible ones for a given query. The accuracy of the cost estimates de...
Stephan Ewen, Michael Ortega-Binderberger, Volker ...
69
Voted
CN
2007
99views more  CN 2007»
14 years 11 months ago
Reducing the cost of applying adaptive test cases
The testing of a state-based system may involve the application of a number of adaptive test cases. Where the implementation under test (IUT) is deterministic, the response of the...
Robert M. Hierons, Hasan Ural