| Name | Description | Type | Additional information |
|---|---|---|---|
| User_id | integer |
None. |
|
| User_name | string |
None. |
|
| Password | string |
None. |
|
| Role | byte |
None. |
|
| User_type | byte |
None. |
|
| Status_change_date | date |
None. |
|
| Ref_id | integer |
None. |