/**
 * Database Service API
 * The API for the Database Service. Use this API to manage resources such as databases and DB Systems. For more information, see [Overview of the Database Service](https://docs.oracle.com/iaas/Content/Database/Concepts/databaseoverview.htm).

 * OpenAPI spec version: 20160918
 * Contact: sic_dbaas_cp_us_grp@oracle.com
 *
 * NOTE: This class is auto generated by OracleSDKGenerator.
 * Do not edit the class manually.
 *
 * Copyright (c) 2020, 2026, Oracle and/or its affiliates.  All rights reserved.
 * This software is dual-licensed to you under the Universal Permissive License (UPL) 1.0 as shown at https://oss.oracle.com/licenses/upl or Apache License 2.0 as shown at http://www.apache.org/licenses/LICENSE-2.0. You may choose either license.
 */
/**
 * The record of an OS upgrade action on a DB system.
 * <p>
 **Warning:** Oracle recommends that you avoid using any confidential information when you supply string values using the API.
 *
 */
export interface DbSystemUpgradeHistoryEntry {
    /**
     * The [OCID](https://docs.oracle.com/iaas/Content/General/Concepts/identifiers.htm) of the upgrade history entry.
     */
    "id": string;
    /**
     * The operating system upgrade action.
     */
    "action": DbSystemUpgradeHistoryEntry.Action;
    /**
     * A valid Oracle Grid Infrastructure (GI) software version.
     */
    "newGiVersion"?: string;
    /**
     * A valid Oracle Grid Infrastructure (GI) software version.
     */
    "oldGiVersion"?: string;
    /**
     * A valid Oracle Software (OS) version eg. Oracle Linux Server release 8
     */
    "oldOsVersion"?: string;
    /**
     * A valid Oracle Software (OS) version eg. Oracle Linux Server release 8
     */
    "newOsVersion"?: string;
    /**
     * The retention period, in days, for the snapshot that allows you to perform a rollback of the upgrade operation. After this number of days passes, you cannot roll back the upgrade. Note: Numbers greater than Number.MAX_SAFE_INTEGER will result in rounding issues.
     */
    "snapshotRetentionPeriodInDays": number;
    /**
     * The current state of the action.
     */
    "lifecycleState": DbSystemUpgradeHistoryEntry.LifecycleState;
    /**
     * A descriptive text associated with the lifecycleState.
     * Typically contains additional displayable text.
     *
     */
    "lifecycleDetails"?: string;
    /**
     * The date and time when the upgrade action started.
     */
    "timeStarted": Date;
    /**
     * The date and time when the upgrade action completed
     */
    "timeEnded"?: Date;
}
export declare namespace DbSystemUpgradeHistoryEntry {
    enum Action {
        Precheck = "PRECHECK",
        Rollback = "ROLLBACK",
        UpdateSnapshotRetentionDays = "UPDATE_SNAPSHOT_RETENTION_DAYS",
        Upgrade = "UPGRADE",
        /**
         * This value is used if a service returns a value for this enum that is not recognized by this
         * version of the SDK.
         */
        UnknownValue = "UNKNOWN_VALUE"
    }
    enum LifecycleState {
        InProgress = "IN_PROGRESS",
        Succeeded = "SUCCEEDED",
        Failed = "FAILED",
        NeedsAttention = "NEEDS_ATTENTION",
        /**
         * This value is used if a service returns a value for this enum that is not recognized by this
         * version of the SDK.
         */
        UnknownValue = "UNKNOWN_VALUE"
    }
    function getJsonObj(obj: DbSystemUpgradeHistoryEntry): object;
    function getDeserializedJsonObj(obj: DbSystemUpgradeHistoryEntry): object;
}