Overview#

Extract Transform Load (ETL) is a data process especially common with a data warehouse.

Extract Transform Load process became a popular concept in the 1970s and consists of:

• Data extraction is where data is extracted from structured data or unstructured data sources
• Data transformation where the data is transformed for storing in the proper schema for the purposes of querying and analysis
• Data loading where the data is loaded into the final target database (typically referred to as a Data warehouse)

More Information#

There might be more information for this subject on one of the following:

• Data Extraction Transformation
• Data warehouse
• ETL

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• [#1] - Extract,transform,load - based on information obtained 2018-04-11-