---
title: UnionSchemaAsync
description: Union schema async interface.
contributors:
  - fabian-hiller
---

import { Property } from '~/components';
import { properties } from './properties';

# UnionSchemaAsync

Union schema async interface.

## Generics

- `TOptions` <Property {...properties.TOptions} />
- `TMessage` <Property {...properties.TMessage} />

## Definition

- `UnionSchemaAsync` <Property {...properties.BaseSchemaAsync} />
  - `type` <Property {...properties.type} />
  - `reference` <Property {...properties.reference} />
  - `options` <Property {...properties.options} />
  - `message` <Property {...properties.message} />
