Question
Q. 1 . A chain of departmental stores called India-Mart having operations only in India, plans to develop a data warehouse for effective decision-making about
Q. 1. A chain of departmental stores called "India-Mart" having operations only in India, plans to develop a data warehouse for effective decision-making about their sales and different promotion schemes. India-Mart puts some of their products on promotional sales from time to time. There may be a large number of different types of promotions like coupon sales, end-of-the-aisle display, buy-two-get-one-free, etc.
India-Mart would like to analyze how item sale is affected by the promotions at each store, in each state and across the entire country.
With respect to the above business scenario, answer the following questions.
a. Design a star schema for the data warehouse clearly identifying the fact table(s), dimension table(s), their attributes and measures along with the primary key and foreign key relationships.
b. If we want to find the total amount of promotional sales made during the years 2018 and 2019 for the states of Karnataka and Maharashtra, which sequence of OLAP operations would you need to perform?
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started