December 2015
Beginner to intermediate
430 pages
9h 32m
English
In this recipe, we will talk about ETL data structures that will be used in this book. Staging structures are important storage areas where extracted data is kept before it gets transformed or stored between the transformation steps. The staging area in general can be used to create backup copies of data or to run analytical queries on the data in order to validate the transformations made or the extract processes. Staging data structures can be quite different, as you will see. Which one to use depends on the tasks you are trying to accomplish, your project requirements, and the architecture of the environment used.
The most popular data structures that could be used in the staging area ...
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