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Last answered:

26 Aug 2024

Posted on:

22 Aug 2024

0

Resolved: Staging Database - common/good practice?

Hello. 
I wanted to ask about the concept of a "Staging Database" that I came across online with different views on it. I wanted to know if this what was meant with keeping copies of different stages of the life cycle. Is data stored "permanently" in a "staging database" for each stage as backup? Or there is some other best practice in keeping copies of data from each life cycle stage involved? 
1 answers ( 1 marked as helpful)
Instructor
Posted on:

26 Aug 2024

0
Hi Peace,
A "staging database" is typically used as a temporary area where data is loaded and processed before being moved to its final destination, such as a data warehouse. The primary purpose of a staging database is to hold raw data briefly while it undergoes transformations, cleaning, or validation processes. Data in a staging database is generally not stored permanently and is often deleted after it has been processed and loaded into the main database.

The concept you're referring to, where data is stored at different stages of its lifecycle as a form of backup, is more aligned with maintaining snapshots or historical versions of the data. This is usually done in the form of audit tables, versioned records, or through data archiving strategies, rather than using a staging database. 
Best,
Ned

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