tencent cloud

TDSQL-C MySQL 版

ModifyClusterSlaveZone

PDF
聚焦模式
字号
最后更新时间: 2026-03-26 22:25:18

1. API Description

Domain name for API request: cynosdb.intl.tencentcloudapi.com.

This API is used to modify the slave availability zone of a cluster.

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

We recommend you to use API Explorer
Try it
API Explorer provides a range of capabilities, including online call, signature authentication, SDK code generation, and API quick search. It enables you to view the request, response, and auto-generated examples.

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 Params. The value used for this API: ModifyClusterSlaveZone.
Version Yes String Common Params. The value used for this API: 2019-01-07.
Region Yes String Common Params. For more information, please see the list of regions supported by the product. This API only supports: ap-bangkok, ap-beijing, ap-chengdu, ap-chongqing, ap-guangzhou, ap-hongkong, ap-jakarta, ap-nanjing, ap-seoul, ap-shanghai, ap-shenzhen-fsi, ap-singapore, ap-tokyo, eu-frankfurt, na-ashburn, na-siliconvalley, sa-saopaulo.
ClusterId Yes String Cluster ID
OldSlaveZone Yes String Old replica AZ
NewSlaveZone Yes String New replica AZ
BinlogSyncWay No String Specifies the binlog synchronization mode. the default value is async. valid values are sync, semisync, and async.
SemiSyncTimeout No Integer Semi-sync timeout period in ms. To ensure business stability, the semi-synchronous replication includes a degradation mechanism. If the primary AZ cluster exceeds this timeout while waiting for transaction confirmation from the secondary AZ cluster, the replication mode will fall back to asynchronous replication. Minimum setting: 1000 ms; maximum support: 4294967295 ms; default: 10000 ms.

3. Output Parameters

Parameter Name Type Description
FlowId Integer Async FlowId
RequestId String The unique request ID, generated by the server, will be returned for every request (if the request fails to reach the server for other reasons, the request will not obtain a RequestId). RequestId is required for locating a problem.

4. Example

Example1 Modifies the replica AZ

Input Example

POST / HTTP/1.1
Host: cynosdb.intl.tencentcloudapi.com
Content-Type: application/json
X-TC-Action: ModifyClusterSlaveZone
<common request parameters>

{
    "ClusterId": "cynosdbmysql-asd",
    "OldSlaveZone": "ap-guangzhou-4",
    "NewSlaveZone": "ap-guangzhou-3",
    "BinlogSyncWay": "async",
    "SemiSyncTimeout": 10000
}

Output Example

{
    "Response": {
        "FlowId": 123,
        "RequestId": "128046"
    }
}

5. Developer Resources

SDK

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.DatabaseAccessError Failed to access the database. Please try again later. If the problem persists, please contact customer service.
FailedOperation.OperationFailedError Operation failed. Try again later. If the problem persists, contact customer service.
InvalidParameterValue.InvalidParameterValueError Invalid parameter value.
OperationDenied.PausedSlsNotAllowModifySlave Paused-State serverless is not allowed to be modified for multi-availability zone.
ResourceNotFound.ClusterNotFoundError The cluster does not exist.
UnauthorizedOperation.PermissionDenied CAM authentication failed.

帮助和支持

本页内容是否解决了您的问题?

填写满意度调查问卷,共创更好文档体验。

文档反馈