| original_column_name,column_name,column_description,data_format,value_description | |
| course_id,course id,the id of courses,integer, | |
| student_id,student id,the id of students,integer, | |
| grade,,the grades that the students acquire in this course,text,"commonsense evidence: | |
| A: excellent -- 4 | |
| B: good -- 3 | |
| C: fair -- 2 | |
| D: poorly pass -- 1 | |
| null or empty: this student fails to pass this course | |
| gpa of students for this semester = sum (credits x grade) / sum (credits)" | |
| sat,satisfying degree,student satisfaction with the course,integer, | |