name : create-event-source-mapping.rst **To create a mapping between an event source and an AWS Lambda function** The following ``create-event-source-mapping`` example creates a mapping between an SQS queue and the ``my-function`` Lambda function. :: aws lambda create-event-source-mapping \ --function-name my-function \ --batch-size 5 \ --event-source-arn arn:aws:sqs:us-west-2:123456789012:mySQSqueue Output:: { "UUID": "a1b2c3d4-5678-90ab-cdef-11111EXAMPLE", "StateTransitionReason": "USER_INITIATED", "LastModified": 1569284520.333, "BatchSize": 5, "State": "Creating", "FunctionArn": "arn:aws:lambda:us-west-2:123456789012:function:my-function", "EventSourceArn": "arn:aws:sqs:us-west-2:123456789012:mySQSqueue" } For more information, see `AWS Lambda Event Source Mapping <https://docs.aws.amazon.com/lambda/latest/dg/invocation-eventsourcemapping.html>`__ in the *AWS Lambda Developer Guide*.