Allows you to purchase Amazon OpenSearch Service Reserved Instances.
See https://www.paws-r-sdk.com/docs/opensearchservice_purchase_reserved_instance_offering/ for full documentation.
opensearchservice_purchase_reserved_instance_offering(
ReservedInstanceOfferingId,
ReservationName,
InstanceCount = NULL
)
[required] The ID of the Reserved Instance offering to purchase.
[required] A customer-specified identifier to track this reservation.
The number of OpenSearch instances to reserve.