Deletes a Lambda function. To delete a specific function version, use the Qualifier
parameter. Otherwise, all versions and aliases are deleted. Event source mappings are not deleted.
This operation requires permission for the lambda:DeleteFunction
action.
DELETE /2015-03-31/functions/FunctionName?Qualifier=Qualifier HTTP/1.1
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-_]+))?
** Qualifier **
Specify a version to delete. You cannot delete a version that is referenced by an alias.
Length Constraints: Minimum length of 1. Maximum length of 128.
Pattern: (|[a-zA-Z0-9$_-]+)
The request does not have a request body.
HTTP/1.1 204
If the action is successful, the service sends back an HTTP 204 response with an empty HTTP body.
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
ResourceConflictException
The resource already exists.
HTTP Status Code: 409
ResourceNotFoundException
The resource (for example, a Lambda function or access policy statement) specified in the request does not exist.
HTTP Status Code: 404
ServiceException
The AWS Lambda service encountered an internal error.
HTTP Status Code: 500
TooManyRequestsException
Request throughput limit exceeded
HTTP Status Code: 429
For more information about using this API in one of the language-specific AWS SDKs, see the following: