$704$

ETL refers to any time when data is taken from one source, transformed in some way, and loaded into a different destination. Data Englneers do a lot of ETL between database systems, whilst Data Analysts extract data from files and databases and transform it for specific projects.

Which of the following best describes the extract, transform $8$ load $($ETL$)$ task of the data analyst's role?

Import, combine, and transform data. Convert data into the desired format before loading the data into a file or data model.

Combine tables to create