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DescribeTaskResult

最后更新时间：2023-09-19 11:26:18

1. API Description

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

This API is used to query the result of a task.

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

We recommend you to use API Explorer
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API Explorer provides a range of capabilities, including online call, signature authentication, SDK code generation, and API quick search. It enables you to view the request, response, and auto-generated examples.

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 Params. The value used for this API: DescribeTaskResult.
Version Yes String Common Params. The value used for this API: 2021-01-25.
Region Yes String Common Params. For more information, please see the list of regions supported by the product.
TaskId Yes String Unique task ID
NextToken No String The pagination information returned by the last response. This parameter can be omitted for the first response, where the data will be returned from the beginning. The data with a volume set by the MaxResults field is returned each time.
MaxResults No Integer Maximum number of returned rows. Value range: 0–1,000. Default value: 1,000.

3. Output Parameters

Parameter Name Type Description
TaskInfo TaskResultInfo The queried task information. If the returned value is empty, the task with the entered task ID does not exist. The task result will be returned only if the task status is 2 (succeeded).
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 Querying the result of a task

This example shows you how to query the result of a task. 1,000 rows of data are returned each time.

Input Example

POST / HTTP/1.1
Host: dlc.tencentcloudapi.com
Content-Type: application/json
X-TC-Action: DescribeTaskResult
<Common request parameters>

{
    "TaskId": "9e20f9c021cb11ec835f5254006c64af",
    "NextToken": ""
}

Output Example

{
    "Response": {
        "RequestId": "9328049f-30bc-4feb-aecf-e3b4ff2d1b00",
        "TaskInfo": {
            "TaskId": "9e20f9c021cb11ec835f5254006c64af",
            "DatasourceConnectionName": "CosDataCatalog",
            "DatabaseName": "auth_test",
            "SQL": "SELECT * FROM `auth_test`.`hive_test` LIMIT 10",
            "SQLType": "DQL",
            "State": 2,
            "DataAmount": 850363,
            "UsedTime": 1761,
            "TotalTime": 2000,
            "OutputPath": "cosn://dlc-nj-1258469122/test/DLCQueryResults/2021/09/30/9e20f9c021cb11ec835f5254006c64af/",
            "CreateTime": "1632991895728",
            "OutputMessage": "success",
            "RowAffectInfo": "59378 rows affected (1.761000 seconds)",
            "ResultSchema": [
                {
                    "Name": "a",
                    "Type": "integer",
                    "Comment": "",
                    "Precision": 0,
                    "Scale": 0,
                    "Nullable": "NULLABLE"
                },
                {
                    "Name": "b",
                    "Type": "varchar",
                    "Comment": "",
                    "Precision": 0,
                    "Scale": 0,
                    "Nullable": "NULLABLE"
                }
            ],
            "ResultSet": "[[\"3\",\"kk\"],[\"3\",\"kk\"],[\"9143\",\" \\\"28992\\\"\"],[\"19048\",\" \\\"11266\\\"\"],[\"16711\",\" \\\"17422\\\"\"],[\"3816\",\" \\\"18501\\\"\"],[\"16428\",\" \\\"13774\\\"\"],[\"30190\",\" \\\"5177\\\"\"],[\"24824\",\" \\\"19479\\\"\"],[\"9709\",\" \\\"5532\\\"\"]]",
            "NextToken": "",
            "Percentage": 100,
            "ProgressDetail": "[{\"jobId\":\"0\",\"stages\":[{\"stageId\":\"0\",\"schedule\":1},{\"stageId\":\"1\",\"schedule\":1},{\"stageId\":\"2\",\"schedule\":1},{\"stageId\":\"3\",\"schedule\":1}],\"jobState\":\"\"}]",
            "DisplayFormat": "table"
        }
    }
}

5. Developer Resources

SDK

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 The operation failed.
FailedOperation.HttpClientDoRequestFailed The HTTP client request failed.
InternalError An internal error occurred.
InvalidParameter The parameter is incorrect.
InvalidParameter.InvalidMaxResults Invalid maximum number of results.
InvalidParameter.InvalidTaskId The taskid is invalid.
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