# CfnAccessPolicyPropsMixin

Creates a data access policy for OpenSearch Serverless.

Access policies limit access to collections and the resources within them, and allow a user to access that data irrespective of the access mechanism or network source. For more information, see [Data access control for Amazon OpenSearch Serverless](https://docs.aws.amazon.com/opensearch-service/latest/developerguide/serverless-data-access.html) .

Extends: Mixin › CfnAccessPolicyPropsMixin
Implements: IMixin

- CloudFormation: [`AWS::OpenSearchServerless::AccessPolicy`](https://docs.aws.amazon.com/AWSCloudFormation/latest/TemplateReference/aws-resource-opensearchserverless-accesspolicy.html)
- Source: Generated code
- Type last changed: v2.269.0 · 16 Sep 2026

## Initializer

```ts
new CfnAccessPolicyPropsMixin(props: CfnAccessPolicyMixinProps, options?: CfnPropertyMixinOptions)
```

## Methods

- `applyTo(construct: IConstruct): void` — Apply the mixin properties to the construct.

- `isMixin(x: any): boolean` (static) — Checks if `x` is a Mixin.

  **Parameters**

  - `x` — Any object.

  **Returns:** true if `x` is an object created from a class which extends `Mixin`.

- `supports(construct: IConstruct): boolean` — Check if this mixin supports the given construct.