# product\_hierarchy
<a name="product-hierarchy-entity"></a>

**Primary key (PK)**

The table below lists the column names that are uniquely identified in the data entity.


| Name | Column | 
| --- | --- | 
| product\_hierarchy | id | 

The table below lists the column names supported by the data entity:


| Column | Data type | Required | Description | 
| --- | --- | --- | --- | 
| id | string | Yes | Product group ID. | 
| description | string | No | Description of the product group. | 
| company\_id1 | string | No | Company ID. | 
| parent\_product\_group\_id1 | string | No | Parent of this product group. If null, it indicates this record is a top level product group. | 
| creation\_date | timestamp | No | Date when the product group was created. | 
| update\_date | timestamp | No | Date when the product group was updated. | 
| source | string | No | Source of data. | 

1Foreign key

**Foreign key (FK)**

The table below lists the columns with the associated foreign key.


| Column | Category | FK/Data entity | FK/Column | 
| --- | --- | --- | --- | 
| company\_id | Organization | company | id | 
| parent\_product\_group\_id | Product | product\_hierarchy | id |