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Modifies an existing subnet group. subnet groups must contain at least one subnet in at least two Availability Zones in the Amazon Web Services Region.
This is an asynchronous operation using the standard naming convention for .NET 4.5 or higher. For .NET 3.5 the operation is implemented as a pair of methods using the standard naming convention of BeginModifyDBSubnetGroup and EndModifyDBSubnetGroup.
Namespace: Amazon.DocDB
Assembly: AWSSDK.DocDB.dll
Version: 3.x.y.z
public abstract Task<ModifyDBSubnetGroupResponse> ModifyDBSubnetGroupAsync( ModifyDBSubnetGroupRequest request, CancellationToken cancellationToken )
Container for the necessary parameters to execute the ModifyDBSubnetGroup service method.
A cancellation token that can be used by other objects or threads to receive notice of cancellation.
| Exception | Condition |
|---|---|
| DBSubnetGroupDoesNotCoverEnoughAZsException | Subnets in the subnet group should cover at least two Availability Zones unless there is only one Availability Zone. |
| DBSubnetGroupNotFoundException | DBSubnetGroupName doesn't refer to an existing subnet group. |
| DBSubnetQuotaExceededException | The request would cause you to exceed the allowed number of subnets in a subnet group. |
| InvalidSubnetException | The requested subnet is not valid, or multiple subnets were requested that are not all in a common virtual private cloud (VPC). |
| SubnetAlreadyInUseException | The subnet is already in use in the Availability Zone. |
.NET:
Supported in: 8.0 and newer, Core 3.1
.NET Standard:
Supported in: 2.0
.NET Framework:
Supported in: 4.5 and newer