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DOLAP
2000
ACM
14 years 1 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
DOLAP
2004
ACM
14 years 2 months ago
Physical modeling of data warehouses using UML
During the few last years, several approaches have been proposed to model different aspects of a Data Warehouse (DW), such as the conceptual model of the DW, the design of the ET...
Sergio Luján-Mora, Juan Trujillo
CAISE
2003
Springer
14 years 1 months ago
A Framework for the Design of ETL Scenarios
Extraction-Transformation-Loading (ETL) tools are pieces of software responsible for the extraction of data from several sources, their cleansing, customization and insertion into ...
Panos Vassiliadis, Alkis Simitsis, Panos Georganta...
ER
2004
Springer
93views Database» more  ER 2004»
14 years 2 months ago
Schema Versioning in Data Warehouses
Abstract. As several mature implementations of data warehousing systems are fully operational, a crucial role in preserving their up-to-dateness is played by the ability to manage ...
Matteo Golfarelli, Jens Lechtenbörger, Stefan...
SIGMOD
2011
ACM
248views Database» more  SIGMOD 2011»
12 years 11 months ago
Llama: leveraging columnar storage for scalable join processing in the MapReduce framework
To achieve high reliability and scalability, most large-scale data warehouse systems have adopted the cluster-based architecture. In this paper, we propose the design of a new clu...
Yuting Lin, Divyakant Agrawal, Chun Chen, Beng Chi...