CUSTOMER

CUSTOMER

CUSTOMER (CustomerNumber, CustomerName, Phone)
COURSE (CourseNumber, Course, CourseDate, Fee)
ENROLLMENT (CustomerNumber, CourseNumber, AmountPaid)

where
CustomerNumber in ENROLLMENT must exist in CustomerNumber in CUSTOMER
CourseNumber in ENROLLMENT must exist in CourseNumber in COURSE
Write SQL queries to produce the following results:

1) List all students and courses they are registered for. Include, in this order, CustomerNumber, CustomerName, Phone, CourseNumber, and AmountPaid.

2) List the total amount paid for each course starting after July 4, 2009. Include, in this order, CourseNumber, CourseName, and total amount paid for that course.

3) List the average amount paid for each customer. Include, in this order, CustomerName and average amount paid by that customer.

4) List all students registered in the Adv. Pastels starting on October 1, 2009. Include, in this order, CourseName, CourseDate, Fee, CustomerName, and Phone.

 
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