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DescribeQuery

最后更新时间：2024-08-21 19:10:21

1. API Description

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

This API is used to obtain the query results.

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

We recommend you to use API Explorer
Try it
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: DescribeQuery.
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 Task ID

3. Output Parameters

Parameter Name Type Description
TaskId String Task ID
SQL String The SQL being executed currently. A task contains one SQL.
SQLType String The currently executed task types are divided into DDL, DML, and DQL.
State Integer The current status of the task is 0: initializing; 1: running; 2: executed; 3: writing data; 4: queuing; -1: task execution failed; -3: manually terminated. The task execution result is returned only when the task is successfully executed.
DataSet String Default data set of query results
RequestId String The unique request ID, generated by the server, will be returned for every request (if the request fails to reach the server for other reasons, the request will not obtain a RequestId). RequestId is required for locating a problem.

4. Example

Example1 Obtaining the Query Information

Input Example

POST / HTTP/1.1
Host: dlc.tencentcloudapi.com
Content-Type: application/json
X-TC-Action: DescribeQuery

{
    "TaskId": "9e20f9c021cb11ec835f5254006c64af"
}

Output Example

{
    "Response": {
        "RequestId": "9328049f-30bc-4feb-aecf-e3b4ff2d1b00",
        "TaskId": "9e20f9c021cb11ec835f5254006c64af",
        "SQL": "SELECT * FROM `auth_test`.`hive_test` LIMIT 10",
        "SQLType": "DDL",
        "State": 2,
        "DataSet": "{\"Schema\":[\"name\",\"age\"],\"Data\":[{\"name\":\"29\",\"age\":\"Michael\"}]}"
    }
}

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
InternalError An internal error occurred.
InternalError.InternalSystemException The business system is abnormal. Please try again or submit a ticket to contact us.
InvalidParameter.TaskNotFound The task does not exist.
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