更新时间:2024-12-12 GMT+08:00
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取消SQL执行任务

功能介绍

在MRS集群中取消一条SQL的执行任务。

接口约束

调用方法

请参见如何调用API

URI

POST /v2/{project_id}/clusters/{cluster_id}/sql-execution/{sql_id}/cancel

表1 路径参数

参数

是否必选

参数类型

描述

project_id

String

参数解释:

项目编号。获取方法,请参见获取项目ID

约束限制:

不涉及

取值范围:

只能由英文字母和数字组成,且长度为[1-64]个字符。

默认取值:

不涉及

cluster_id

String

参数解释:

集群ID。如果指定集群ID,则获取该集群做过补丁更新的最新版本元数据。获取方法,请参见获取集群ID

约束限制:

不涉及

取值范围:

只能由英文字母、数字以及“_”和“-”组成,且长度为[1-64]个字符。

默认取值:

不涉及

sql_id

String

参数解释:

SQL的执行ID,即提交SQL语句返回结果中的sql_id。

约束限制:

不涉及

取值范围:

不涉及

默认取值:

不涉及

请求参数

响应参数

状态码: 200

表2 响应Body参数

参数

参数类型

描述

message

String

参数解释:

错误信息。

约束限制:

不涉及

取值范围:

不涉及

默认取值:

不涉及

status

String

参数解释:

取消SQL的执行结果。默认返回SUCCEED,对于已经结束的任务也会返回SUCCEED,只有取消正在运行的SQL时没成功才会FAILED。

约束限制:

不涉及

取值范围:

  • SUCCEED:成功

  • FAILED:失败

默认取值:

不涉及

状态码: 400

表3 响应Body参数

参数

参数类型

描述

message

String

参数解释:

错误信息。

约束限制:

不涉及

取值范围:

不涉及

默认取值:

不涉及

status

String

参数解释:

取消SQL的执行结果。默认返回SUCCEED,对于已经结束的任务也会返回SUCCEED,只有取消正在运行的SQL时没成功才会FAILED。

约束限制:

不涉及

取值范围:

  • SUCCEED:成功

  • FAILED:失败

默认取值:

不涉及

请求示例

取消SQL执行任务请求示例

POST https://{endpoint}/v2/{project_id}/clusters/{cluster_id}/sql-execution/{sql_id}/cancel

响应示例

状态码: 200

取消SQL执行任务成功

{
  "status" : "SUCCEED"
}

状态码: 400

取消SQL执行任务失败

{
  "status" : "FAILED",
  "message" : "Cancel sql error"
}

SDK代码示例

SDK代码示例如下。

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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.mrs.v2.region.MrsRegion;
import com.huaweicloud.sdk.mrs.v2.*;
import com.huaweicloud.sdk.mrs.v2.model.*;


public class CancelSqlSolution {

    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);

        MrsClient client = MrsClient.newBuilder()
                .withCredential(auth)
                .withRegion(MrsRegion.valueOf("<YOUR REGION>"))
                .build();
        CancelSqlRequest request = new CancelSqlRequest();
        request.withClusterId("{cluster_id}");
        request.withSqlId("{sql_id}");
        try {
            CancelSqlResponse response = client.cancelSql(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());
        }
    }
}
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# coding: utf-8

import os
from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdkmrs.v2.region.mrs_region import MrsRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkmrs.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 = MrsClient.new_builder() \
        .with_credentials(credentials) \
        .with_region(MrsRegion.value_of("<YOUR REGION>")) \
        .build()

    try:
        request = CancelSqlRequest()
        request.cluster_id = "{cluster_id}"
        request.sql_id = "{sql_id}"
        response = client.cancel_sql(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)
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package main

import (
	"fmt"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
    mrs "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/mrs/v2"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/mrs/v2/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/mrs/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 := basic.NewCredentialsBuilder().
        WithAk(ak).
        WithSk(sk).
        WithProjectId(projectId).
        Build()

    client := mrs.NewMrsClient(
        mrs.MrsClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.CancelSqlRequest{}
	request.ClusterId = "{cluster_id}"
	request.SqlId = "{sql_id}"
	response, err := client.CancelSql(request)
	if err == nil {
        fmt.Printf("%+v\n", response)
    } else {
        fmt.Println(err)
    }
}

更多编程语言的SDK代码示例,请参见API Explorer的代码示例页签,可生成自动对应的SDK代码示例。

状态码

状态码

描述

200

取消SQL执行任务成功

400

取消SQL执行任务失败

错误码

请参见错误码

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