Cool Etl Concept References
Cool Etl Concept References . The data extraction is first. Web extract transform load (etl) is a process which prepares raw data for consumption by enterprise systems, typically for reporting and analytics purposes. 3 Potential Reasons Why You Need to Perform ETL Testing from icedq.com During data extraction, raw data is copied or exported from source locations to a staging area. Web extract, transform, and load (etl) is the process of combining data from multiple sources into a large, central repository called a data warehouse. Etl refers to the methods involved in accessing and manipulating source data and loading it into target.