Instance Failover Groups - Failover

Service:: SQL Database

API Version:: 2025-01-01

Fails over from the current primary managed instance to this managed instance.

POST https://management.azure.com/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Sql/locations/{locationName}/instanceFailoverGroups/{failoverGroupName}/failover?api-version=2025-01-01

URI Parameters

Name	In	Required	Type	Description
failoverGroupName	path	True	string	The name of the failover group.
locationName	path	True	string	The name of the region where the resource is located.
resourceGroupName	path	True	string minLength: 1 maxLength: 90	The name of the resource group. The name is case insensitive.
subscriptionId	path	True	string (uuid)	The ID of the target subscription. The value must be an UUID.
api-version	query	True	string minLength: 1	The API version to use for this operation.

Responses

Name	Type	Description
200 OK	InstanceFailoverGroup	Azure operation completed successfully.
202 Accepted		Resource operation accepted. Headers Location: string Retry-After: integer
Other Status Codes	ErrorResponse	An unexpected error response.

Name

Type

Description

200 OK

InstanceFailoverGroup

Azure operation completed successfully.

202 Accepted

Resource operation accepted.

Headers

Location: string
Retry-After: integer

Other Status Codes

ErrorResponse

An unexpected error response.

Security

azure_auth

Azure Active Directory OAuth2 Flow.

Type: oauth2
Flow: implicit
Authorization URL: https://login.microsoftonline.com/common/oauth2/authorize

Scopes

Name	Description
user_impersonation	impersonate your user account

Examples

Planned failover of a failover group

Sample request

HTTP

POST https://management.azure.com/subscriptions/00000000-1111-2222-3333-444444444444/resourceGroups/Default/providers/Microsoft.Sql/locations/Japan West/instanceFailoverGroups/failover-group-test-3/failover?api-version=2025-01-01

Sample response

Status code:: 200

{
  "name": "failover-group-test-3",
  "type": "Microsoft.Sql/locations/instanceFailoverGroups",
  "id": "/subscriptions/00000000-1111-2222-3333-444444444444/resourceGroups/Default/providers/Microsoft.Sql/locations/JapanWest/instanceFailoverGroups/failover-group-test-3",
  "properties": {
    "managedInstancePairs": [
      {
        "partnerManagedInstanceId": "/subscriptions/00000000-1111-2222-3333-444444444444/resourceGroups/Default/providers/Microsoft.Sql/managedInstances/failover-group-primary-mngdInstance",
        "primaryManagedInstanceId": "/subscriptions/00000000-1111-2222-3333-444444444444/resourceGroups/Default/providers/Microsoft.Sql/managedInstances/failover-group-secondary-mngdInstance"
      }
    ],
    "partnerRegions": [
      {
        "location": "Japan East",
        "replicationRole": "Secondary"
      }
    ],
    "readOnlyEndpoint": {
      "failoverPolicy": "Disabled"
    },
    "readWriteEndpoint": {
      "failoverPolicy": "Automatic",
      "failoverWithDataLossGracePeriodMinutes": 480
    },
    "replicationRole": "Primary",
    "replicationState": "CATCH_UP",
    "secondaryType": "Geo"
  }
}

Status code:: 202

Location: https://management.azure.com/subscriptions/00000000-1111-2222-3333-444444444444/providers/Microsoft.Sql/locations/JapanWest/instanceFailoverGroupOperationResults/failover-group-test-3?api-version=2022-05-01-preview

Definitions

Name	Description
createdByType	The type of identity that created the resource.
ErrorAdditionalInfo	The resource management error additional info.
ErrorDetail	The error detail.
ErrorResponse	Error response
InstanceFailoverGroup	An instance failover group.
InstanceFailoverGroupReadOnlyEndpoint	Read-only endpoint of the failover group instance.
InstanceFailoverGroupReadWriteEndpoint	Read-write endpoint of the failover group instance.
InstanceFailoverGroupReplicationRole	Local replication role of the failover group instance.
ManagedInstancePairInfo	Pairs of Managed Instances in the failover group.
PartnerRegionInfo	Partner region information for the failover group.
ReadOnlyEndpointFailoverPolicy	Failover policy of the read-only endpoint for the failover group.
ReadWriteEndpointFailoverPolicy	Failover policy of the read-write endpoint for the failover group. If failoverPolicy is Automatic then failoverWithDataLossGracePeriodMinutes is required.
SecondaryInstanceType	Type of the geo-secondary instance. Set 'Standby' if the instance is used as a DR option only.
systemData	Metadata pertaining to creation and last modification of the resource.

createdByType

Enumeration

The type of identity that created the resource.

Value	Description
User
Application
ManagedIdentity
Key

ErrorAdditionalInfo

Object

The resource management error additional info.

Name	Type	Description
info	object	The additional info.
type	string	The additional info type.

ErrorDetail

Object

The error detail.

Name	Type	Description
additionalInfo	ErrorAdditionalInfo[]	The error additional info.
code	string	The error code.
details	ErrorDetail[]	The error details.
message	string	The error message.
target	string	The error target.

ErrorResponse

Object

Error response

Name	Type	Description
error	ErrorDetail	The error object.