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API_DeleteAlias.md

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DeleteAlias

Deletes a Lambda function alias.

Request Syntax

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

URI Request Parameters

The request uses 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-_]+))?
    Required: Yes

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

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.
HTTP Status Code: 400

ResourceConflictException
The resource already exists, or another operation is in progress.
HTTP Status Code: 409

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

TooManyRequestsException
The request throughput limit was 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: