Values.UpgradeHistorySourceHistory of the last 10 upgrades and upgrade eligibility checks for an Amazon OpenSearch Service domain.
type nonrec t = {upgradeName : UpgradeName.t option;A string that describes the upgrade.
*)startTimestamp : StartTimestamp.t option;UTC timestamp at which the upgrade API call was made, in the format yyyy-MM-ddTHH:mm:ssZ.
*)upgradeStatus : UpgradeStatus.t option;The current status of the upgrade. The status can take one of the following values: In Progress Succeeded Succeeded with Issues Failed
*)stepsList : UpgradeStepsList.t option;A list of each step performed as part of a specific upgrade or upgrade eligibility check.
*)}val to_value :
t ->
[> `Structure of
(string
* [> `Enum of string
| `List of
[> `Structure of
(string
* [> `Double of Double.t
| `Enum of string
| `List of [> `String of Issue.t ] list ])
list ]
list
| `String of UpgradeName.t
| `Timestamp of StartTimestamp.t ])
list ]