Business Background AT&T Inc. is an American multinational telecommunications corporation. AT&T is...
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Transcript of Business Background AT&T Inc. is an American multinational telecommunications corporation. AT&T is...
Nidhi Singh
Nitesh Chilakala
Business Background
• AT&T Inc. is an American multinational telecommunications corporation.
• AT&T is the second largest provider of mobile telephone in the united states.
• It is spread across various wireless communication sectors which includes voice, data, internet and networking.
Business Needs • What type of customers to target based
on demographic segmentation
• What bundled/mobile plans sell the most in each region? We would know what types of bundles to provide in each region.
• Quarterly and Yearly Sales and Usage reports based on various demographic factors.
• Region wise sales data to implement new stores.
• To study usage patterns of customers and formulate plans.
• To find new clients.
• Assess Product Demand.
• Revenue/Accounting Reports.
• Formulate Future Plans based on customer feedback.
Business Dimensions
TIME CUSTOMERS PRODUCTS
Day Month Quarter Year
• Age• Sex• Profession
• Product ID• Type• Name• Price
Type Measure Description
ID State City Zip Code
Usage TypeStores
Fact Tables
• Sales_Revenue• Usage
Customer_Address Dimension Table
Customer Dimension Table
Date_Time Dimension Table
Product Dimension Table
Store Dimension Table
Usage_type Dimension Table
Sales_Revenue Fact Table
Usage FactTable
Multi Dimensional Model
Sales Reports by month, quarter, or year.
Select sum(Quantity/Price) from sales_revenue sr,date_time dt where sr.time_id=dt.time_id and dt.month=? And dt.year=?;
Usage Reports based on age, sex and profession.
Select sum(usage_quantity) from usage u, customer c, cust_address ca where u.customer_id=c.customer_id and ca.customer_id=c.customer_id and ca.age=? And ca.sex=?;
Revenue Reports by city and state.
Select sum(price) from sales_revenue sr,stores s where sr.store_id=s.store_id and s.city=? And s.state=?;