Defines relationship to represent hierarchy structure of resource
| Column Name | Column Datatype | Column Null Option | Column Comment |
| id | integer | not null | Unique table id |
| type | integer | with null | 1=node relationship |
| parent_id | integer | with null | The parent node id |
| child_id | integer | with null | The child node id |
Product Name: Unicenter Service Management
Table Type: Table