Why both aggregation and summarization are required-00524
This subjective question is related to the book/course
vu cs304 Object Oriented Programming.
It can also be found in
vu cs304 Mid Term Solved Past Paper No. 2.
Question 1: Why both aggregation and summarization are required?
Data Marts requiring low detail
Detail losing its utility
(Page 155)
Answer:
Grain mismatch (don't require, don't have space)Data Marts requiring low detail
Detail losing its utility
(Page 155)
