[<button style="margin-top:15px">Help me build a query</button>](https://developers.google.com/google-ads/api/fields/v26/keyword_theme_constant_query_builder) [<button style="margin-top:15px">Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)</button>](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v26/resources/keyword_theme_constant.proto)

A Smart Campaign keyword theme constant.

## keyword_theme_constant.country_code

Field descriptionOutput only. The ISO-3166 Alpha-2 country code of the constant, eg. "US".
To display and query matching purpose, the keyword theme needs to be
localized.
Category`ATTRIBUTE` Data Type`STRING` Type URL`N/A` FilterableTrue SelectableTrue SortableTrue RepeatedFalse Selectable with The following fields/resources can be selected with this field:
[keyword_theme_constant](https://developers.google.com/google-ads/api/fields/v26/keyword_theme_constant)

## keyword_theme_constant.display_name

Field descriptionOutput only. The display name of the keyword theme or sub keyword theme.
Category`ATTRIBUTE` Data Type`STRING` Type URL`N/A` FilterableTrue SelectableTrue SortableTrue RepeatedFalse Selectable with The following fields/resources can be selected with this field:
[keyword_theme_constant](https://developers.google.com/google-ads/api/fields/v26/keyword_theme_constant)

## keyword_theme_constant.language_code

Field descriptionOutput only. The ISO-639-1 language code with 2 letters of the constant,
eg. "en". To display and query matching purpose, the keyword theme needs to
be localized.
Category`ATTRIBUTE` Data Type`STRING` Type URL`N/A` FilterableTrue SelectableTrue SortableTrue RepeatedFalse Selectable with The following fields/resources can be selected with this field:
[keyword_theme_constant](https://developers.google.com/google-ads/api/fields/v26/keyword_theme_constant)

## keyword_theme_constant.resource_name

Field descriptionOutput only. The resource name of the keyword theme constant.
Keyword theme constant resource names have the form:

`keywordThemeConstants/{keyword_theme_id}~{sub_keyword_theme_id}`
Category`ATTRIBUTE` Data Type`RESOURCE_NAME` Type URL`N/A` FilterableTrue SelectableTrue SortableFalse RepeatedFalse Selectable with The following fields/resources can be selected with this field:
[keyword_theme_constant](https://developers.google.com/google-ads/api/fields/v26/keyword_theme_constant)