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CAISE
2003
Springer
13 years 11 months ago
Multidimensional Schemas Quality Assessment
: A data warehouse is a database focused on decision making. It is built separately from the transactional (OLTP) databases of the enterprise, although it is partly fed from transa...
Nicolas Prat, Samira Si-Said Cherfi
IQ
1996
13 years 7 months ago
Data Quality in Practice: Experience from the Front Line
Information, stored in databases, is a key competitive advantage of many companies. However, this importance does not imply that managers will view data as a strategic resource or...
Christopher P. Firth
DOLAP
2000
ACM
13 years 10 months ago
Automatically Generating OLAP Schemata from Conceptual Graphical Models
Generating tool specific schemata and configuration information for OLAP database tools from conceptual graphical models is an important prerequisite for a comprehensive tool supp...
Karl Hahn, Carsten Sapia, Markus Blaschka
PVLDB
2010
80views more  PVLDB 2010»
13 years 4 months ago
Using Sentinel Technology in the TARGIT BI Suite
This paper demonstrates so-called sentinels in the TARGIT BI Suite. Sentinels are a novel type of rules that can warn a user if one or more measure changes in a multi-dimensional ...
Morten Middelfart, Torben Bach Pedersen
ER
2006
Springer
112views Database» more  ER 2006»
13 years 9 months ago
A DAG Comparison Algorithm and Its Application to Temporal Data Warehousing
Abstract. We present a new technique for discovering and representing structural changes between two versions of a directed acyclic graph (DAG). Motivated by the necessity of chang...
Johann Eder, Karl Wiggisser