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ETL Functions of a data warehouse.
written 7.4 years ago by gravatar for teamques10 teamques10 ★ 65k modified 2.3 years ago by gravatar for pedsangini276 pedsangini276 • 4.8k

Mumbai University > Information Technology > Sem 5 > Advanced Database Management System

Marks: 10M

Year: May 2015
advanced database management systems
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written 7.4 years ago by gravatar for teamques10 teamques10 ★ 65k

ETL comes from Data Warehousing and stands for Extract-Transform-Load. ETL covers a process of how the data are loaded from the source system to the data warehouse. Currently, the ETL encompasses a cleaning step as a separate step. The sequence is then Extract-Clean-Transform-Load. Let us briefly describe each step of …

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