13g. Get a list of all unique courses, and who they were taught by
(by professor name), that were offered by the Finance Department (‘Finance’) in
the Summer, 2001 Semester (‘2001, S2 – Summer’) ordered by course name.
SELECT DISTINCT coursename, profname
FROM course, class, professor, department
WHERE deptname = ‘Finance’
AND department.deptID = professor.deptID
AND professor.profID = class.profID
AND semester = ‘2001, S2 - Summer’
AND class.courseID = course.courseID
ORDER BY coursename;