หลักสูตรระบบอัจฉริยะใดบ้างที่จำเป็นสำหรับ 590 ?ไม่จำเป็นต้องใช้ตารางทั้งหมด
What intelligent systems courses are prerequisites for 590 ?It is not neccessary to use all the tables.
 offering_instructor:  offering_instructor_id [ int]  offering_id [ int]  instructor_id [ int] 
SELECT DISTINCT COURSE_0.department, COURSE_0.name, COURSE_0.number FROM course AS COURSE_0 INNER JOIN course_prerequisite ON COURSE_0.course_id = course_prerequisite.pre_course_id INNER JOIN course AS COURSE_1 ON COURSE_1.course_id = course_prerequisite.course_id INNER JOIN area ON COURSE_0.course_id = area.course_id WHERE area.area LIKE '%intelligent systems%' AND COURSE_1.department = 'department0' AND COURSE_1.number = 590