Chapter 3, Problem 1.9CP

1) List all products with their highest unit price, i.e. not discounted.2) List the average unit price for each product category andthe average unit price without discounts

Provide a summary of customer balance characteristics for customers who made purchases. Include the minimum balance, maximum balance, and average balance, as shown in Figure P7.21.FIGURE P7.21 BALANCE SUMMARY FOR CUSTOMERS WHO MADE PURCHASES

The HR manager wants to calculate total salaries and count of only non-salespersons of each department and job id. Include total of salary and the number of employees of the groups, department id, job id in your report. Also, total sum of each department and total number of each department should be in included in the SQL query database result.