มีชั้นเรียนช่วงเช้าสำหรับ STDABRD 255 หรือไม่ ไม่จำเป็นต้องใช้ทุกโต๊ะ
Are there morning classes for STDABRD 255 ?It is not neccessary to use all the tables.
 program_course:  program_id [ int]  course_id [ int]  workload [ int]  category [ varchar] 
SELECT COUNT(*) > 0 FROM course, course_offering, semester WHERE course_offering.start_time < '12:00:00' AND course_offering.start_time >= '08:00:00' AND course.course_id = course_offering.course_id AND course.department = 'STDABRD' AND course.number = 255 AND semester.semester = 'WN' AND semester.semester_id = course_offering.semester AND semester.year = 2016