> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.revvue.ai/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.revvue.ai/_mcp/server.

# OperationValueGql

GraphQL union

Reference: https://docs.revvue.ai/api-reference/surveys/types/unions/operation-value-gql

## Definition

```graphql
union OperationValueGql = ConstantValueGql | RatingFieldGql | ChoiceFieldGql
```