In data warehouse technology, a multiple dimensional view can be implemented by a relational database technique (ROLAP),
Question:
In data warehouse technology, a multiple dimensional view can be implemented by a relational database technique (ROLAP), by a multidimensional database technique (MOLAP), or by a hybrid database technique (HOLAP).
a. Briefly describe each implementation technique.
b. For each technique, explain how each of the following functions may be implemented:
i. The generation of a data warehouse (including aggregation)
ii. Roll-up
iii. Drill-down
iv. Incremental updating
c. Which implementation techniques do you prefer, and why?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Related Book For
Data Mining Concepts And Techniques
ISBN: 9780128117613
4th Edition
Authors: Jiawei Han, Jian Pei, Hanghang Tong
Question Posted: