## oneOf

**Type:** GraphQL directives

**Description:**
Indicates exactly one field must be supplied and this field must not be `null`.

### Locations
- INPUT_OBJECT
---

## include

**Type:** GraphQL directives

**Description:**
Directs the executor to include this field or fragment only when the `if` argument is true.

### Arguments
- if (Boolean): Included when true.

### Locations
- FIELD
- FRAGMENT_SPREAD
- INLINE_FRAGMENT
---

## skip

**Type:** GraphQL directives

**Description:**
Directs the executor to skip this field or fragment when the `if` argument is true.

### Arguments
- if (Boolean): Skipped when true.

### Locations
- FIELD
- FRAGMENT_SPREAD
- INLINE_FRAGMENT
---

## deprecated

**Type:** GraphQL directives

**Description:**
Marks an element of a GraphQL schema as no longer supported.

### Arguments
- reason (String): Explains why this element was deprecated, usually also including a suggestion for how to access supported similar data. Formatted using the Markdown syntax, as specified by [CommonMark](https://commonmark.org/).

### Locations
- FIELD_DEFINITION
- ARGUMENT_DEFINITION
- INPUT_FIELD_DEFINITION
- ENUM_VALUE
---

## specifiedBy

**Type:** GraphQL directives

**Description:**
Exposes a URL that specifies the behavior of this scalar.

### Arguments
- url (String): The URL that specifies the behavior of this scalar.

### Locations
- SCALAR