---
title: "GET /collaborations/{collaborationIdentifier}/idnamespaceassociations/{idNamespaceAssociationIdentifier}"
method: GET
path: "/collaborations/{collaborationIdentifier}/idnamespaceassociations/{idNamespaceAssociationIdentifier}"
---

# GET /collaborations/{collaborationIdentifier}/idnamespaceassociations/{idNamespaceAssociationIdentifier}

`GET /collaborations/{collaborationIdentifier}/idnamespaceassociations/{idNamespaceAssociationIdentifier}`

Retrieves an ID namespace association from a specific collaboration.

## Path parameters

- `collaborationIdentifier` string, required
- `idNamespaceAssociationIdentifier` string, required

## Response `200`

Success

- GetCollaborationIdNamespaceAssociationOutput
  - `collaborationIdNamespaceAssociation` object, required — The ID namespace association that you requested.
    - `id` string, required — The unique identifier of the collaboration ID namespace association.
    - `arn` string, required — The Amazon Resource Name (ARN) of the collaboration ID namespace association.
    - `collaborationId` string, required — The unique identifier of the collaboration that contains the collaboration ID namespace association.
    - `collaborationArn` string, required — The Amazon Resource Name (ARN) of the collaboration that contains the collaboration ID namespace association.
    - `name` string, required — The name of the collaboration ID namespace association.
    - `description` string — The description of the collaboration ID namespace association.
    - `creatorAccountId` string, required — The unique identifier of the Amazon Web Services account that created the collaboration ID namespace association.
    - `createTime` string, date-time, required — The time at which the collaboration ID namespace association was created.
    - `updateTime` string, date-time, required — The most recent time at which the collaboration ID namespace was updated.
    - `inputReferenceConfig` object, required — The input reference configuration that's necessary to create the collaboration ID namespace association.
      - `inputReferenceArn` string, required — The Amazon Resource Name (ARN) of the Entity Resolution resource that is being associated to the collaboration. Valid resource ARNs are from the ID namespaces that you own.
      - `manageResourcePolicies` boolean, required — <p>When <code>TRUE</code>, Clean Rooms manages permissions for the ID namespace association resource.</p> <p>When <code>FALSE</code>, the resource owner manages permissions for the ID namespace association resource.</p>
    - `inputReferenceProperties` object, required — The input reference properties that are needed to create the collaboration ID namespace association.
      - `idNamespaceType` 'SOURCE' | 'TARGET', required — The ID namespace type for this ID namespace association.
      - `idMappingWorkflowsSupported` Document[], required — Defines how ID mapping workflows are supported for this ID namespace association.
    - `idMappingConfig` IdMappingConfig — The configuration settings for the ID mapping table.
      - `allowUseAsDimensionColumn` boolean, required — <p>An indicator as to whether you can use your column as a dimension column in the ID mapping table (<code>TRUE</code>) or not (<code>FALSE</code>).</p> <p>Default is <code>FALSE</code>.</p>

## Other responses

- `480` — ResourceNotFoundException
- `481` — InternalServerException
- `482` — ValidationException
- `483` — ThrottlingException
- `484` — AccessDeniedException

---

[API](https://skmtc.net/aws/apis/cleanrooms.md) · [All operations](https://skmtc.net/aws/apis/cleanrooms/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/aws/cleanrooms/versions/17ce59ba806e/schema)