Last updated: 2021-07-02 15:41:32

1. API Description

Domain name for API request: dts.tencentcloudapi.com.

This API is used to promote a disaster recovery instance to a master instance, which will stop sync from the original master instance and end the master/slave relationship.

A maximum of 20 requests can be initiated per second for this API.

Note: This API supports Finance regions. If the common parameter Region is a Finance region, a domain name with the Finance region needs to be specified, for example: dts.ap-shanghai-fsi.tencentcloudapi.com

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2. Input Parameters

The following request parameter list only provides API request parameters and some common parameters. For the complete common parameter list, see Common Request Parameters.

Parameter Name Required Type Description
Action Yes String Common parameter. The value used for this API: SwitchDrToMaster.
Version Yes String Common parameter. The value used for this API: 2018-03-30.
Region Yes String Common parameter. For more information, please see the list of regions supported by the product.
DstInfo Yes SyncInstanceInfo Disaster recovery instance information
DatabaseType Yes String Database type (such as MySQL)

3. Output Parameters

Parameter Name Type Description
AsyncRequestId String Backend async task request ID
RequestId String The unique request ID, which is returned for each request. RequestId is required for locating a problem.

4. Example

Example1 Promoting disaster recovery instance to primary instance

Input Example

&<Common request parameters>

Output Example

  "Response": {
    "AsyncRequestId": "8826bbe9-27ee6768-9bc0a6ae-82962686",
    "RequestId": "0ec651b0-755a-4342-991e-184698c00a31"

5. Developer Resources


TencentCloud API 3.0 integrates SDKs that support various programming languages to make it easier for you to call APIs.

Command Line Interface

6. Error Code

The following only lists the error codes related to the API business logic. For other error codes, see Common Error Codes.

Error Code Description
FailedOperation.NotAllowOperation This operation is prohibited.
FailedOperation.StartJobFailed Failed to start the task.
InternalError An internal error occurred.
InternalError.CgwSystemError CGW system error.
InternalError.ProtocolError Communication protocol error.
InvalidParameter A parameter error occurred.
UnsupportedOperation Unsupported operation
UnsupportedOperation.ActionNotSupport The current instance type does not support this operation.