# UpdateSingleFieldDescriptionMutation

**Kind:** Interface

The Mutation emitted when the App modifies the description of a `Field`.

## Properties

### `description`

Type: `string | null`

The new description for the Field being created

### `id`

Type: `FieldId`

The identifier for the Field being modified

### `tableId`

Type: `TableId`

The identifier for the Table in which a Field is being modified

### `type`

Type: `"updateSingleFieldDescription"`

This Mutation's [discriminant property](https://www.typescriptlang.org/docs/handbook/2/narrowing.html)