คลาสใดสำหรับข้อกำหนด Core ที่ง่ายที่สุด ?ไม่จำเป็นต้องใช้ตารางทั้งหมด
Which class for the Core requirement is the easiest ?It is not neccessary to use all the tables.
 program:  program_id [ int]  name [ varchar]  college [ varchar]  introduction [ varchar] 
SELECT DISTINCT course.department, course.name, course.number, program_course.workload, program_course.workload FROM course, program_course WHERE program_course.category LIKE '%Core%' AND program_course.course_id = course.course_id AND program_course.workload = (SELECT MIN(PROGRAM_COURSEalias1.workload) FROM program_course AS PROGRAM_COURSEalias1 WHERE PROGRAM_COURSEalias1.category LIKE '%Core%')