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API_DeleteAlias.md

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DeleteAlias

Deletes the specified Lambda function alias. For more information, see Introduction to AWS Lambda Aliases.

This requires permission for the lambda:DeleteAlias action.

Request Syntax

DELETE /2015-03-31/functions/FunctionName/aliases/Name HTTP/1.1

URI Request Parameters

The request requires the following URI parameters.

** FunctionName ** The name of the lambda function.

Name formats

  • Function name - MyFunction.
  • Function ARN - arn:aws:lambda:us-west-2:123456789012:function:MyFunction.
  • Partial ARN - 123456789012:function:MyFunction. The length constraint applies only to the full ARN. If you specify only the function name, it is limited to 64 characters in length.
    Length Constraints: Minimum length of 1. Maximum length of 140.
    Pattern: (arn:(aws[a-zA-Z-]*)?:lambda:)?([a-z]{2}(-gov)?-[a-z]+-\d{1}:)?(\d{12}:)?(function:)?([a-zA-Z0-9-_]+)(:(\$LATEST|[a-zA-Z0-9-_]+))?

** Name ** Name of the alias to delete.
Length Constraints: Minimum length of 1. Maximum length of 128.
Pattern: (?!^[0-9]+$)([a-zA-Z0-9-_]+)

Request Body

The request does not have a request body.

Response Syntax

HTTP/1.1 204

Response Elements

If the action is successful, the service sends back an HTTP 204 response with an empty HTTP body.

Errors

InvalidParameterValueException
One of the parameters in the request is invalid. For example, if you provided an IAM role for AWS Lambda to assume in the CreateFunction or the UpdateFunctionConfiguration API, that AWS Lambda is unable to assume you will get this exception.
HTTP Status Code: 400

ServiceException
The AWS Lambda service encountered an internal error.
HTTP Status Code: 500

TooManyRequestsException
Request throughput limit exceeded
HTTP Status Code: 429

See Also

For more information about using this API in one of the language-specific AWS SDKs, see the following: