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Amazon DynamoDB
API Reference

UpdateSubnetGroup

Modifies an existing subnet group.

Request Syntax

{ "Description": "string", "SubnetGroupName": "string", "SubnetIds": [ "string" ] }

Request Parameters

The request accepts the following data in JSON format.

Note

In the following list, the required parameters are described first.

SubnetGroupName

The name of the subnet group.

Type: String

Required: Yes

Description

A description of the subnet group.

Type: String

Required: No

SubnetIds

A list of subnet IDs in the subnet group.

Type: Array of strings

Required: No

Response Syntax

{ "SubnetGroup": { "Description": "string", "SubnetGroupName": "string", "Subnets": [ { "SubnetAvailabilityZone": "string", "SubnetIdentifier": "string" } ], "VpcId": "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.

SubnetGroup

The subnet group that has been modified.

Type: SubnetGroup object

Errors

For information about the errors that are common to all actions, see Common Errors.

InvalidSubnet

An invalid subnet identifier was specified.

HTTP Status Code: 400

SubnetGroupNotFoundFault

The requested subnet group name does not refer to an existing subnet group.

HTTP Status Code: 400

SubnetInUse

The requested subnet is being used by another subnet group.

HTTP Status Code: 400

SubnetQuotaExceededFault

The request cannot be processed because it would exceed the allowed number of subnets in a subnet group.

HTTP Status Code: 400

See Also

For more information about using this API in one of the language-specific AWS SDKs, see the following: