CfnResourceDefinitionVersion

The `AWS::Greengrass::ResourceDefinitionVersion` resource represents a resource definition version for AWS IoT Greengrass . A resource definition version contains a list of resources. (In CloudFormation , resources are named *resource instances* .) > To create a resource definition version, you must specify the ID of the resource definition that you want to associate with the version. For information about creating a resource definition, see [`AWS::Greengrass::ResourceDefinition`](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-greengrass-resourcedefinition.html) . > > After you create a resource definition version that contains the resources you want to deploy, you must add it to your group version. For more information, see [`AWS::Greengrass::Group`](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-greengrass-group.html) .