更新时间:2024-12-12 GMT+08:00
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获取SQL结果

功能介绍

在MRS集群中查询SparkSql和SparkScript两种类型作业的SQL语句运行完成后返回的查询结果。

接口约束

调用方法

请参见如何调用API

URI

GET /v2/{project_id}/clusters/{cluster_id}/job-executions/{job_execution_id}/sql-result

表1 路径参数

参数

是否必选

参数类型

描述

job_execution_id

String

参数解释:

作业ID。获取方法,请参见获取作业ID

约束限制:

不涉及

取值范围:

不涉及

默认取值:

不涉及

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

请求参数

响应参数

状态码: 202

表2 响应Body参数

参数

参数类型

描述

sql_results

Object

参数解释:

SQL语句查询结果。

约束限制:

不涉及

取值范围:

不涉及

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

error_code

String

参数解释:

错误码。

约束限制:

不涉及

取值范围:

不涉及

默认取值:

不涉及

error_msg

String

参数解释:

错误描述。

约束限制:

不涉及

取值范围:

不涉及

默认取值:

不涉及

请求示例

获取SQL结果请求示例

GET https://{endpoint}/v2/{project_id}/clusters/{cluster_id}/job-executions/{job_execution_id}/sql-result

响应示例

状态码: 202

获取SQL结果成功

{
  "sql_results" : {
    "0" : [ {
      "result" : "succeed"
    } ],
    "1" : [ {
      "database" : "default",
      "isTemporary" : "false",
      "tableName" : "src_wordcount"
    } ],
    "2" : [ {
      "result" : "succeed"
    } ],
    "3" : [ {
      "result" : "succeed"
    } ],
    "4" : [ {
      "name" : "a",
      "id" : 1
    }, {
      "name" : "b",
      "id" : 2
    } ]
  }
}

状态码: 400

收集SQL作业结果失败

{
  "error_msg" : "收集SQL作业结果失败",
  "error_code" : "0172"
}

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 ShowSqlResultWithJobSolution {

    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();
        ShowSqlResultWithJobRequest request = new ShowSqlResultWithJobRequest();
        request.withJobExecutionId("{job_execution_id}");
        request.withClusterId("{cluster_id}");
        try {
            ShowSqlResultWithJobResponse response = client.showSqlResultWithJob(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 = ShowSqlResultWithJobRequest()
        request.job_execution_id = "{job_execution_id}"
        request.cluster_id = "{cluster_id}"
        response = client.show_sql_result_with_job(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.ShowSqlResultWithJobRequest{}
	request.JobExecutionId = "{job_execution_id}"
	request.ClusterId = "{cluster_id}"
	response, err := client.ShowSqlResultWithJob(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

202

获取SQL结果成功

400

收集SQL作业结果失败

错误码

请参见错误码

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