Obtaining SQL Results - ShowSqlResultWithJob
Function
This API is used to query the results returned after the execution of SQL statements for SparkSql and SparkScript job types in an MRS cluster. It can be used in conjunction with the job addition and execution API to obtain the execution results of asynchronously submitted SparkSql jobs.
Constraints
None
Debugging
You can debug this API in API Explorer. Automatic authentication is supported. API Explorer can automatically generate sample SDK code and supports sample SDK code debugging.
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.
URI
GET /v2/{project_id}/clusters/{cluster_id}/job-executions/{job_execution_id}/sql-result
- Parameter description
Table 1 URI parameters Parameter
Mandatory
Type
Description
project_id
Yes
String
Definition
Project ID. For details about how to obtain the project ID, see Obtaining a Project ID.
Constraints
N/A
Range
The value can contain 1 to 64 characters. Only letters and digits are allowed.
Default Value
N/A
cluster_id
Yes
String
Definition
Cluster ID. For details about how to obtain the cluster ID, see Obtaining a Cluster ID.
Constraints
N/A
Range
The value can contain 1 to 64 characters. Only letters, digits, underscores (_), and hyphens (-) are allowed.
Default Value
N/A
job_execution_id
Yes
String
Definition
Job ID. For details about how to obtain the job ID, see Obtaining a Job ID.
Constraints
N/A
Range
N/A
Default Value
N/A
Request Parameters
None
Response Parameters
Status code: 202
| Parameter | Type | Description |
|---|---|---|
| sql_results | Object | Definition SQL statement query result. Range N/A |
Status code: 400
| Parameter | Type | Description |
|---|---|---|
| error_code | String | Definition Error code. Range 400: The operation failed. |
| error_msg | String | Definition Error message. Range 400: The operation failed. |
Example Request
Example request for obtaining the SQL result
GET https://{endpoint}/v2/{project_id}/clusters/{cluster_id}/job-executions/{job_execution_id}/sql-result Example Response
Status code: 202
The SQL statement execution result is obtained.
{
"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
} ]
}
} Status code: 400
Failed to obtain the SQL statement execution result.
{
"error_msg" : "Failed to obtain SQL job results.",
"error_code" : "0172"
} SDK Sample Code
The SDK sample code is as follows.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 | 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()); } } } |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 | # 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) |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 | 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, err := basic.NewCredentialsBuilder(). WithAk(ak). WithSk(sk). WithProjectId(projectId). SafeBuild() if err != nil { fmt.Println(err) return } hcClient, err := mrs.MrsClientBuilder(). WithRegion(region.ValueOf("<YOUR REGION>")). WithCredential(auth). SafeBuild() if err != nil { fmt.Println(err) return } client := mrs.NewMrsClient(hcClient) 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) } } |
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 |
|---|---|
| 202 | SQL results are obtained successfully. |
| 400 | Collecting SQL job results failed. |
Error Codes
See Error Codes.
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