> For the complete documentation index, see [llms.txt](https://knowledgebase.qommentary.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://knowledgebase.qommentary.com/qommentary-writeback/custom-data/adding-input-columns/rating.md).
# Rating
**Rating** controls are ideal for applying star grading systems to individual records.
**Data type**: `number`
### Adding a Rating control
1\. Edit your sheet\
2\. Click on the **Qommentary Writeback** extension\
3\. Expand **Input Column** section\
4\. Click on **Add column**
5\. Select **Rating** from the dropdown menu
6\. Add a **label** to be displayed as a column header
7\. Add a **field** name
{% hint style="danger" %}
If database is selected as data connection, then field name **must map** to destination table column name.
{% endhint %}
{% hint style="warning" %}
Field name cannot contain spaces.
{% endhint %}
8\. Click on **Done**
**Rating** input column can now be updated and saved.
### Changing max rating value
By default, the Rating control displays a maximum of 5-stars, If you wish to customize the maximum rating value, please follow these steps:
1\. Edit your sheet\
2\. Click on the **Qommentary Writeback** extension\
3\. Expand the **Input Columns** section and **Rating** column\
4\. Update the **Max Rating** field