เป็นไปได้หรือไม่ที่จะไปที่ส่วนของ COMP 892 หลัง 0745 ?ไม่จำเป็นต้องใช้ตารางทั้งหมด
Is it possible to go to a section of COMP 892 after 0745 ?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_offering.end_time, course_offering.section_number, course_offering.start_time FROM course, course_offering, semester WHERE course_offering.start_time > '07:45' AND course.course_id = course_offering.course_id AND course.department = 'COMP' AND course.number = 892 AND semester.semester = 'WN' AND semester.semester_id = course_offering.semester AND semester.year = 2016