tencent cloud



Last updated: 2021-10-12 17:20:48
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1. API Description

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

This API is used to start delayed replication on a delayed RO replica.

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

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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: StartDelayReplication.
Version Yes String Common parameter. The value used for this API: 2017-03-20.
Region Yes String Common parameter. For more information, please see the list of regions supported by the product.
InstanceId Yes String Instance ID
DelayReplicationType Yes String Delayed replication mode. Valid values: DEFAULT (replicate according to the specified replication delay), GTID (replicate according to the specified GTID), DUE_TIME (replicate according to the specified point in time).
DueTime No Integer Specified point in time. Default value: 0. The maximum value cannot be later than the current time.
Gtid No String Specified GITD. This parameter is required when the delayed replication mode is GTID.

3. Output Parameters

Parameter Name Type Description
AsyncRequestId String Delayed replication task ID. This parameter will be returned if DelayReplicationType is not DEFAULT. It can be used to view the status of the delayed replication task.
Note: this field may return null, indicating that no valid values can be obtained.
RequestId String The unique request ID, which is returned for each request. RequestId is required for locating a problem.

4. Example

Example1 Starting delayed replication

This example shows you how to start delayed replication on a delayed read-only replica.

Input Example

Host: cdb.tencentcloudapi.com
Content-Type: application/json
X-TC-Action: StartDelayReplication
<Common request parameters>

    "InstanceId": "cdbro-test",
    "DelayReplicationType": "DUE_TIME",
    "DueTime": 1600400231

Output Example

  "Response": {
    "AsyncRequestId": "818e3462-93b8a8a8-a4911f89-2896ed4d",
    "RequestId": "28a67cf3-4589-8534-2be0-17475fa5c892"

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.NotDelayRo The instance is not a delayed RO replica.
FailedOperation.OperationReplicationError Failed to call the backend API to enable delayed replication.
InternalError An internal error occurred.
InvalidParameterValue.DueTimeWrong The specified point in time should not be later than the current time.
InvalidParameterValue.SrcTypeEqualDstType The original type should not be the same as the target type.
InvalidParameterValue.SrcTypeNotEqualDstType The RO replica is not the type of instance allowed by the operation.
OperationDenied.DelayReplicationRunning The operation is not allowed during the delayed replication.
OperationDenied.InstanceTaskRunning Delayed replication is not allowed because the instance is executing another task.
ResourceNotFound.InstanceNotFundError The instance does not exist.
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