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Shiva Ram • 30.44K Points
Instructor I 

Q. Which of the following statements is not true about refreshing a data warehouse:

(A) It is a process of managing timing differences between the updating of data sources and the related data warehouse objects.
(B) Updates to dimension tables may occur at different times than the fact table
(C) The data warehouse administrator has more control over the load time lag than the valid time lag
(D) None of the above
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