> [!CAUTION]
> **Caution:** This documentation is for Google Ads API **v24** . The latest active version is [**v26**](https://developers.google.com/google-ads/api/reference/rpc/latest/GoogleAdsFieldCategoryEnum.GoogleAdsFieldCategory).

The category of the artifact.

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v24/enums/google_ads_field_category.proto)

| Enums ||
|---|---|
| ## `ATTRIBUTE` | The described artifact is a field and is an attribute of a resource. Including a resource attribute field in a query may segment the query if the resource to which it is attributed segments the resource found in the FROM clause. |
| ## `METRIC` | The described artifact is a field and is a metric. It never segments search queries. |
| ## `RESOURCE` | The described artifact is a resource. |
| ## `SEGMENT` | The described artifact is a field and always segments search queries. |
| ## `UNKNOWN` | Unknown |
| ## `UNSPECIFIED` | Unspecified |