Amazon Cloud Directory will no longer be open to new customers starting on November 7, 2025. For alternatives to Cloud Directory, explore [Amazon DynamoDB](https://aws.amazon.com/dynamodb/) and [Amazon Neptune](https://aws.amazon.com/neptune/). If you need help choosing the right alternative for your use case, or for any other questions, contact [AWS Support](https://aws.amazon.com/support/).

# ListManagedSchemaArns


Lists the major version families of each managed schema. If a major version ARN is provided as SchemaArn, the minor version revisions in that family are listed instead.

## Request Syntax


```
POST /amazonclouddirectory/2017-01-11/schema/managed HTTP/1.1
Content-type: application/json

{
   "MaxResults": number,
   "NextToken": "string",
   "SchemaArn": "string"
}
```

## URI Request Parameters


The request does not use any URI parameters.

## Request Body


The request accepts the following data in JSON format.

 ** [MaxResults](#API_ListManagedSchemaArns_RequestSyntax) **   <a name="amazoncds-ListManagedSchemaArns-request-MaxResults"></a>
The maximum number of results to retrieve.  
Type: Integer  
Valid Range: Minimum value of 1.  
Required: No

 ** [NextToken](#API_ListManagedSchemaArns_RequestSyntax) **   <a name="amazoncds-ListManagedSchemaArns-request-NextToken"></a>
The pagination token.  
Type: String  
Required: No

 ** [SchemaArn](#API_ListManagedSchemaArns_RequestSyntax) **   <a name="amazoncds-ListManagedSchemaArns-request-SchemaArn"></a>
The response for ListManagedSchemaArns. When this parameter is used, all minor version ARNs for a major version are listed.  
Type: String  
Required: No

## Response Syntax


```
HTTP/1.1 200
Content-type: application/json

{
   "NextToken": "string",
   "SchemaArns": [ "string" ]
}
```

## Response Elements


If the action is successful, the service sends back an HTTP 200 response.

The following data is returned in JSON format by the service.

 ** [NextToken](#API_ListManagedSchemaArns_ResponseSyntax) **   <a name="amazoncds-ListManagedSchemaArns-response-NextToken"></a>
The pagination token.  
Type: String

 ** [SchemaArns](#API_ListManagedSchemaArns_ResponseSyntax) **   <a name="amazoncds-ListManagedSchemaArns-response-SchemaArns"></a>
The ARNs for all AWS managed schemas.  
Type: Array of strings

## Errors


For information about the errors that are common to all actions, see [Common Error Types](CommonErrors.md).

 ** AccessDeniedException **   
Access denied or directory not found. Either you don't have permissions for this directory or the directory does not exist. Try calling [ListDirectories](API_ListDirectories.md) and check your permissions.  
HTTP Status Code: 403

 ** InternalServiceException **   
Indicates a problem that must be resolved by Amazon Web Services. This might be a transient error in which case you can retry your request until it succeeds. Otherwise, go to the [AWS Service Health Dashboard](http://status.aws.amazon.com/) site to see if there are any operational issues with the service.  
HTTP Status Code: 500

 ** InvalidArnException **   
Indicates that the provided ARN value is not valid.  
HTTP Status Code: 400

 ** InvalidNextTokenException **   
Indicates that the `NextToken` value is not valid.  
HTTP Status Code: 400

 ** LimitExceededException **   
Indicates that limits are exceeded. See [Limits](https://docs.aws.amazon.com/clouddirectory/latest/developerguide/limits.html) for more information.  
HTTP Status Code: 400

 ** ResourceNotFoundException **   
The specified resource could not be found.  
HTTP Status Code: 404

 ** ValidationException **   
Indicates that your request is malformed in some manner. See the exception message.  
HTTP Status Code: 400

## See Also


For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS Command Line Interface V2](https://docs.aws.amazon.com/goto/cli2/clouddirectory-2017-01-11/ListManagedSchemaArns) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/clouddirectory-2017-01-11/ListManagedSchemaArns) 
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/clouddirectory-2017-01-11/ListManagedSchemaArns) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/clouddirectory-2017-01-11/ListManagedSchemaArns) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/clouddirectory-2017-01-11/ListManagedSchemaArns) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/clouddirectory-2017-01-11/ListManagedSchemaArns) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/clouddirectory-2017-01-11/ListManagedSchemaArns) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/clouddirectory-2017-01-11/ListManagedSchemaArns) 
+  [AWS SDK for Python](https://docs.aws.amazon.com/goto/boto3/clouddirectory-2017-01-11/ListManagedSchemaArns) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/clouddirectory-2017-01-11/ListManagedSchemaArns)