Allows you to purchase reserved nodes.Show details from next link. https://docs.aws.amazon.com/ja_jp/cli/latest/reference/redshift/purchase-reserved-node-offering.html
| aws redshift purchase-reserved-node-offering --reserved-node-offering-id ceb6a579-cf4c-4343-be8b-d832c45ab51c |
| purchase-reserved-node-offering — AWS CLI 1.16.13 Command Reference : http://docs.aws.amazon.com/cli/latest/reference/redshift/purchase-reserved-node-offering.html |