Apache
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Extract, transform, load
In computing , Extract, Transform and Load ( ETL ) refers to a process in database usage and especially in data warehousing that involves: Extracting data from outside sources Transforming it to fit operational needs, which can include quality levels Loading it into the end target (database, more specifically, operational data store , data mart or data warehouse ) [ edit ] Extract The first part of an ETL process involves extracting the data from the source systems.
Spring Web Flow is a Spring MVC extension that allows implementing the "flows" of a web application.
