In the _________phase of transferring data from a transactional database to a data warehouse,the builders create the files from transactional databases and save them on the server that will hold the data warehouse.
A)loading
B)transformation
C)extraction
D)injection

Question

Quizplus · Accepted Answer

The process described is known as extraction, which involves pulling data from transactional databases and placing it in a temporary holding area before it is transformed and loaded into the data warehouse.

In the _________Phase of Transferring Data from a Transactional Database