ก่อนที่จะเรียน MENAS 490 ฉันจะต้องเรียนวิชาใดให้จบ ?ไม่จำเป็นต้องใช้ตารางทั้งหมด
Before taking MENAS 490 , what classes must I complete ?It is not neccessary to use all the tables.
 comment_instructor:  instructor_id [ int]  student_id [ int]  score [ int]  comment_text [ varchar] 
SELECT DISTINCT COURSE_0.department, COURSE_0.name, COURSE_0.number FROM course AS COURSE_0, course AS COURSE_1, course_prerequisite WHERE COURSE_0.course_id = course_prerequisite.pre_course_id AND NOT COURSE_0.course_id IN (SELECT STUDENT_RECORDalias0.course_id FROM student_record AS STUDENT_RECORDalias0 WHERE STUDENT_RECORDalias0.student_id = 1) AND COURSE_1.course_id = course_prerequisite.course_id AND COURSE_1.department = 'MENAS' AND COURSE_1.number = 490