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# ETL

![](https://2327526407-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LvBP1svpACTB1R1x_U4%2F-LvJUKc7cv-pQfrBwc4D%2F-LvJV37-QZqgqfnReYtP%2Fimage.png?alt=media\&token=61ee31e6-6c19-4cd2-8a6e-52503e77551e)

ETL is an acronym for Extract, Transform, Load.  It refers to taking data from one or multiple sources such as a database, transforming it in some way as needed, and loading it into a data warehouse.