Help Center/ GaussDB/ API Reference/ APIs (Recommended)/ DR Management/ Re-establishing a DR Relationship
Updated on 2025-08-11 GMT+08:00
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Re-establishing a DR Relationship

Function

This API is used to re-establish a DR relationship during the streaming DR. Before calling this API:

Constraints

Streaming DR is available only for instances whose DB engine version is V2.0-3.200 or later.

URI

POST /v3.5/{project_id}/instances/{instance_id}/disaster-recovery/restore

Table 1 Parameter description

Parameter

Mandatory

Description

project_id

Yes

Definition

Project ID of a tenant in a region.

To obtain the value, see Obtaining a Project ID.

Constraints

N/A

Range

The value can contain 32 characters. Only letters and digits are allowed.

Default Value

N/A

instance_id

Yes

Definition

Instance ID, which uniquely identifies an instance.

Constraints

N/A

Range

The value can contain 36 characters. Only letters and digits are allowed.

Default Value

N/A

Request Parameters

Table 2 Parameter description

Parameter

Mandatory

Type

Description

disaster_type

Yes

String

Definition

DR type.

Constraints

N/A

Range

  • stream: streaming DR.

Default Value

N/A

Response Parameters

Table 3 Response body parameters

Parameter

Type

Description

job_id

String

Definition

Job ID.

Range

N/A

Example Request

POST https://gaussdb-opengauss.ap-southeast-1.myhuaweicloud.com/v3.5/0483b6b16e954cb88930a360d2c4e663/instances/c04c789b6baa4b6dbcc139c5226f3a2cin14/disaster-recovery/restore
{ 
	"disaster_type" : "stream" 
}

Example Response

{ 
    "job_id":"8bf0175e-562e-45f6-942a-2e2c72c577d7" 
}

Status Codes

Error Codes

For details, see Error Codes.

Parent topic: DR Management