| Name | Description | Type | Additional information |
|---|---|---|---|
| SchoolD | integer |
None. |
|
| GroupID | integer |
None. |
|
| GradeRange | string |
None. |
|
| GradeCode | string |
None. |
|
| SubjectCode | string |
None. |
|
| SDate | date |
None. |
|
| EDate | date |
None. |
|
| OType | integer |
None. |