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CreateTransformation

最后更新时间：2023-12-01 16:50:05

    1. API Description

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

    This API is used to create a transformer.

    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: CreateTransformation.
    Version Yes String Common Params. The value used for this API: 2021-04-16.
    Region No String Common Params. This parameter is not required for this API.
    EventBusId Yes String Event bus ID
    RuleId Yes String Rule ID
    Transformations.N Yes Array of Transformation Transformation rule list (currently, only one is supported)

    3. Output Parameters

    Parameter Name Type Description
    TransformationId String Generated transformer ID
    RequestId String The unique request ID, which is returned for each request. RequestId is required for locating a problem.

    4. Example

    Example1 Creating a transformer

    Input Example

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

{
    "EventBusId": "eb-xxxxx",
    "RuleId": "rule-xxxxx",
    "Transformations": [
        {
            "Extraction": {
                "ExtractionInputPath": "$",
                "Format": "JSON"
            },
            "EtlFilter": {
                "Filter": "{\"source\":\"ckafka.cloud.tencent\"}"
            },
            "Transform": {
                "OutputStructs": [
                    {
                        "Key": "data",
                        "Value": "$.data",
                        "ValueType": "STRING"
                    },
                    {
                        "Key": "age",
                        "Value": "$.age",
                        "ValueType": "NUMBER"
                    }
                ]
            }
        }
    ]
}

    Output Example

    {
    "Response": {
        "TransformationId": "tsfm-xxxxxxxx",
        "RequestId": "e3d43926-c2cd-49f2-97f0-53db21e6fcea"
    }
}

    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
    InvalidParameterValue.Transformations Failed to create the data transformation task: The parameter is invalid. Please check and try again.
    ResourceNotFound.EventBus The specified event bus was not found. Please create it and try again.
    ResourceNotFound.Rule The specified Rule was not found. Please create it and try again.
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