Standard comments table
| Column Name | Column Datatype | Column Null Option | Column Comment |
| id | integer | not null | Primary key of this table |
| com_par_id | byte(16) | not null | Asset. Foreign key to the id field of the ca_owned_resource table |
| com_dt | integer | not null | Pointer to parent row (nr_did) dt comment written |
| com_userid | nvarchar(40) | not null | Userid id of comment author |
| com_comment | nvarchar(1000) | with null | Comment text |
| writer_id | byte(16) | with null | Primary key. Unique identifier. |
| attr_name | nvarchar(60) | with null | For ITIL, contains the Asset attribute that has changed |
| old_value | nvarchar(1000) | with null | For ITIL, contains the old value of the Assets attribute that has changed |
| new_value | nvarchar(1000) | with null | For ITIL, contains the new value of the Assets attribute that has changed |
Product Name: Unicenter Service Desk
Table Type: Table