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IADIS
2009
13 years 6 months ago
A strategy for cost efficient distributed data storage for in-memory OLAP
With the availability of inexpensive blade servers featuring 32 GB or more of main memory, memory-based engines such as the SAP NetWeaver Business Warehouse Accelerator are coming...
Olga Mordvinova, Oleksandr Shepil, Thomas Ludwig 0...
DAWAK
2005
Springer
14 years 2 months ago
Graph-Based Modeling of ETL Activities with Multi-level Transformations and Updates
Extract-Transform-Load (ETL) workflows are data centric workflows responsible for transferring, cleaning, and loading data from their respective sources to the warehouse. Previous ...
Alkis Simitsis, Panos Vassiliadis, Manolis Terrovi...
DOLAP
2005
ACM
13 years 10 months ago
Mapping conceptual to logical models for ETL processes
Extraction-Transformation-Loading (ETL) tools are pieces of software responsible for the extraction of data from several sources, their cleansing, customization and insertion into...
Alkis Simitsis
DGO
2010
143views Education» more  DGO 2010»
13 years 9 months ago
Cockpits for Swiss municipalities: a web based instrument for leadership
The increasing complexity concerning leadership and management of small and medium size municipalities in Switzerland, poses high demands on executive authorities. Cockpits for mu...
Christoph Schaller, Alessia C. Neuroni, Daniel Mar...
CORR
2008
Springer
113views Education» more  CORR 2008»
13 years 9 months ago
Expressing OLAP operators with the TAX XML algebra
With the rise of XML as a standard for representing business data, XML data warehouses appear as suitable solutions for Web-based decision-support applications. In this context, i...
Marouane Hachicha, Hadj Mahboubi, Jérô...