CHE 528 ตอบสนองเฉพาะวิชาเลือกทั่วไปหรือไม่ ไม่จำเป็นต้องใช้ตารางทั้งหมด
Does CHE 528 only fulfill the general elective ?It is not neccessary to use all the tables.
 course:  course_id [ int]  name [ varchar]  department [ varchar]  number [ varchar]  credits [ varchar]  advisory_requirement [ varchar]  enforced_requirement [ varchar]  description [ varchar]  num_semesters [ int]  num_enrolled [ int]  has_discussion [ varchar]  has_lab [ varchar]  has_projects [ varchar]  has_exams [ varchar]  num_reviews [ int]  clarity_score [ int]  easiness_score [ int]  helpfulness_score [ int] 
SELECT DISTINCT program_course.category FROM course, program_course WHERE course.department = 'CHE' AND course.number = 528 AND program_course.course_id = course.course_id