-- | http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-docdb-dbcluster.html#cfn-docdb-dbcluster-backupretentionperiod
ddbdbcBackupRetentionPeriod :: Lens' DocDBDBCluster (Maybe (Val Integer))
ddbdbcBackupRetentionPeriod = lens _docDBDBClusterBackupRetentionPeriod (\s a -> s { _docDBDBClusterBackupRetentionPeriod = a })
ddbdbcBackupRetentionPeriod :: Lens' DocDBDBCluster (Maybe (Val Integer))
ddbdbcBackupRetentionPeriod = lens _docDBDBClusterBackupRetentionPeriod (\s a -> s { _docDBDBClusterBackupRetentionPeriod = a })
ddbdbcBackupRetentionPeriod = lens _docDBDBClusterBackupRetentionPeriod (\s a -> s { _docDBDBClusterBackupRetentionPeriod = a })