Listar por tema "Data models"
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ETL Process Modeling Conceptual for Data Warehouses: A Systematic Mapping Study
(06/16/2011)BACKGROUND: A data warehouse (DW) is an integrated collection of subject-oriented data in the support of decision making. Importantly, the integration of data sources is achieved through the use of ETL (Extract, Transform, ... -
Systematic review and comparison of modeling ETL processes in data warehouse
(08/23/2010)Abstract: In a Data Warehouse (DW), ETL processes (Extraction, Transformation, Load) are responsible for extracting, transforming and loading data from the data sources into the DW. A good design of these processes in the ...