Sciweavers

IQIS
2007
ACM
14 years 1 months ago
Towards a Benchmark for ETL Workflows
Extraction–Transform–Load (ETL) processes comprise complex data workflows, which are responsible for the maintenance of a Data Warehouse. Their practical importance is denoted...
Panos Vassiliadis, Anastasios Karagiannis, Vasilik...
DOLAP
2009
ACM
14 years 3 months ago
Defining ETL worfklows using BPMN and BPEL
Decisional systems are crucial for enterprise improvement. They allow the consolidation of heterogeneous data from distributed enterprise data stores into strategic indicators. An...
Zineb El Akkaoui, Esteban Zimányi
ER
2003
Springer
550views Database» more  ER 2003»
14 years 4 months ago
A UML Based Approach for Modeling ETL Processes in Data Warehouses
Data warehouses (DWs) are complex computer systems whose main goal is to facilitate the decision making process of knowledge workers. ETL (Extraction-Transformation-Loading) proces...
Juan Trujillo, Sergio Luján-Mora
ADBIS
2009
Springer
151views Database» more  ADBIS 2009»
14 years 6 months ago
Rule-Based Management of Schema Changes at ETL Sources
In this paper, we visit the problem of the management of inconsistencies emerging on ETL processes as results of evolution operations g at their sources. We abstract Extract-Transf...
George Papastefanatos, Panos Vassiliadis, Alkis Si...