Updated on 2026-10-29 GMT+08:00

Deleting Metadata Migration Tasks in Batches

Function

This API is used to delete metadata migration tasks in batches.

Calling Method

For details, see Calling APIs.

Authorization Information

Each account has all the permissions required to call all APIs, but IAM users must be assigned the required permissions.

  • If you are using role/policy-based authorization, see Permissions Policies and Supported Actions for details on the required permissions.
  • If you are using identity policy-based authorization, the following identity policy-based permissions are required.

    Action

    Access Level

    Resource Type (*: required)

    Condition Key

    Alias

    Dependencies

    dms:instance:deleteMetadataMigrationTask

    Write

    rocketmq *

    • g:ResourceTag/<tag-key>

    • g:EnterpriseProjectId

    -

    -

URI

POST /v2/{project_id}/instances/{instance_id}/metadata/batch-delete

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Definition

Project ID. For details, see Obtaining a Project ID.

Constraints

N/A

Range

N/A

Default Value

N/A

instance_id

Yes

String

Definition

Instance ID. You can call the API for querying all instances to obtain the instance ID. The instance ID is in the response body.

Constraints

N/A

Range

N/A

Default Value

N/A

Request Parameters

Table 2 Request body parameters

Parameter

Mandatory

Type

Description

task_ids

Yes

Array of strings

Definition

Tasks to be deleted.

Constraints

N/A

Range

N/A

Default Value

N/A

Response Parameters

Status code: 200

Table 3 Response body parameters

Parameter

Type

Description

success_task_list

Array of strings

Definition

Tasks deleted.

Range

N/A

Example Requests

Deleting metadata migration tasks in batches

POST https://{endpoint}/v2/{project_id}/instances/{instance_id}/metadata/batch-delete

{
  "task_ids" : [ "1b8f2c93-8057-4bdd-9be5-5b6883737099", "fa89699b-61b9-497d-b1ac-972623f3c0ce" ]
}

Example Responses

Status code: 200

{
  "success_task_list" : [ "1b8f2c93-8057-4bdd-9be5-5b6883737099", "fa89699b-61b9-497d-b1ac-972623f3c0ce" ]
}

SDK Sample Code

The SDK sample code is as follows.

Deleting metadata migration tasks in batches

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package com.huaweicloud.sdk.test;

import com.huaweicloud.sdk.core.auth.ICredential;
import com.huaweicloud.sdk.core.auth.BasicCredentials;
import com.huaweicloud.sdk.core.exception.ConnectionException;
import com.huaweicloud.sdk.core.exception.RequestTimeoutException;
import com.huaweicloud.sdk.core.exception.ServiceResponseException;
import com.huaweicloud.sdk.rocketmq.v2.region.RocketMQRegion;
import com.huaweicloud.sdk.rocketmq.v2.*;
import com.huaweicloud.sdk.rocketmq.v2.model.*;

import java.util.List;
import java.util.ArrayList;

public class BatchDeleteRocketMqMigrationTaskSolution {

    public static void main(String[] args) {
        // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
        // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
        String ak = System.getenv("CLOUD_SDK_AK");
        String sk = System.getenv("CLOUD_SDK_SK");
        String projectId = "{project_id}";

        ICredential auth = new BasicCredentials()
                .withProjectId(projectId)
                .withAk(ak)
                .withSk(sk);

        RocketMQClient client = RocketMQClient.newBuilder()
                .withCredential(auth)
                .withRegion(RocketMQRegion.valueOf("<YOUR REGION>"))
                .build();
        BatchDeleteRocketMqMigrationTaskRequest request = new BatchDeleteRocketMqMigrationTaskRequest();
        request.withInstanceId("{instance_id}");
        MetadataDeleteReq body = new MetadataDeleteReq();
        List<String> listbodyTaskIds = new ArrayList<>();
        listbodyTaskIds.add("1b8f2c93-8057-4bdd-9be5-5b6883737099");
        listbodyTaskIds.add("fa89699b-61b9-497d-b1ac-972623f3c0ce");
        body.withTaskIds(listbodyTaskIds);
        request.withBody(body);
        try {
            BatchDeleteRocketMqMigrationTaskResponse response = client.batchDeleteRocketMqMigrationTask(request);
            System.out.println(response.toString());
        } catch (ConnectionException e) {
            e.printStackTrace();
        } catch (RequestTimeoutException e) {
            e.printStackTrace();
        } catch (ServiceResponseException e) {
            e.printStackTrace();
            System.out.println(e.getHttpStatusCode());
            System.out.println(e.getRequestId());
            System.out.println(e.getErrorCode());
            System.out.println(e.getErrorMsg());
        }
    }
}

Deleting metadata migration tasks in batches

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# coding: utf-8

import os
from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdkrocketmq.v2.region.rocketmq_region import RocketMQRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkrocketmq.v2 import *

if __name__ == "__main__":
    # The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    # In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak = os.environ["CLOUD_SDK_AK"]
    sk = os.environ["CLOUD_SDK_SK"]
    projectId = "{project_id}"

    credentials = BasicCredentials(ak, sk, projectId)

    client = RocketMQClient.new_builder() \
        .with_credentials(credentials) \
        .with_region(RocketMQRegion.value_of("<YOUR REGION>")) \
        .build()

    try:
        request = BatchDeleteRocketMqMigrationTaskRequest()
        request.instance_id = "{instance_id}"
        listTaskIdsbody = [
            "1b8f2c93-8057-4bdd-9be5-5b6883737099",
            "fa89699b-61b9-497d-b1ac-972623f3c0ce"
        ]
        request.body = MetadataDeleteReq(
            task_ids=listTaskIdsbody
        )
        response = client.batch_delete_rocket_mq_migration_task(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)

Deleting metadata migration tasks in batches

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package main

import (
	"fmt"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
    rocketmq "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/rocketmq/v2"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/rocketmq/v2/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/rocketmq/v2/region"
)

func main() {
    // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak := os.Getenv("CLOUD_SDK_AK")
    sk := os.Getenv("CLOUD_SDK_SK")
    projectId := "{project_id}"

    auth, err := basic.NewCredentialsBuilder().
        WithAk(ak).
        WithSk(sk).
        WithProjectId(projectId).
        SafeBuild()

    if err != nil {
        fmt.Println(err)
        return
    }

    hcClient, err := rocketmq.RocketMQClientBuilder().
         WithRegion(region.ValueOf("<YOUR REGION>")).
         WithCredential(auth).
         SafeBuild()


    if err != nil {
        fmt.Println(err)
        return
    }

    client := rocketmq.NewRocketMQClient(hcClient)

    request := &model.BatchDeleteRocketMqMigrationTaskRequest{}
	request.InstanceId = "{instance_id}"
	var listTaskIdsbody = []string{
        "1b8f2c93-8057-4bdd-9be5-5b6883737099",
	    "fa89699b-61b9-497d-b1ac-972623f3c0ce",
    }
	request.Body = &model.MetadataDeleteReq{
		TaskIds: listTaskIdsbody,
	}
	response, err := client.BatchDeleteRocketMqMigrationTask(request)
	if err == nil {
        fmt.Printf("%+v\n", response)
    } else {
        fmt.Println(err)
    }
}

For SDK sample code of more programming languages, see the Sample Code tab in API Explorer. SDK sample code can be automatically generated.

Status Codes

Status Code

Description

200

Metadata migration tasks deleted in batches.

Error Codes

See Error Codes.