Using relational algebra on the specification of real world ETL processes
Modeling Extract-Transform-Load (ETL) processes of a Data Warehousing System has always been a challenge. The heterogeneity of the sources, the quality of the data obtained and the conciliation process are some of the issues that must be addressed in the design phase of this critical component. Comm...
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| Formato: | article |
| Idioma: | eng |
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2015
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| Texto completo: | http://hdl.handle.net/1822/54498 |
| País: | Portugal |
| Oai: | oai:repositorium.sdum.uminho.pt:1822/54498 |