[[reference-migration-get_feature_upgrade_status]]

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||        ██╔══██╗██╔════╝██╔══██╗██╔══██╗████╗ ████║██╔════╝                                                            ||
||        ██████╔╝█████╗  ███████║██║  ██║██╔████╔██║█████╗                                                              ||
||        ██╔══██╗██╔══╝  ██╔══██║██║  ██║██║╚██╔╝██║██╔══╝                                                              ||
||        ██║  ██║███████╗██║  ██║██████╔╝██║ ╚═╝ ██║███████╗                                                            ||
||        ╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝╚═════╝ ╚═╝     ╚═╝╚══════╝                                                            ||
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||    This file is autogenerated, DO NOT send pull requests that changes this file directly.                             ||
||    You should update the script that does the generation, which can be found in:                                      ||
||    https://github.com/elastic/elastic-client-generator-js                                                             ||
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||    You can run the script with the following command:                                                                 ||
||       npm run elasticsearch -- --version <version>                                                                    ||
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////////

[discrete]
=== client.migration.getFeatureUpgradeStatus

Find out whether system features need to be upgraded or not

{ref}/migration-api-feature-upgrade.html[{es} documentation]

[discrete]
==== Function signature

[source,ts]
----
(MigrationGetFeatureUpgradeStatusRequest, options?): Promise<MigrationGetFeatureUpgradeStatusResponse>
----

[discrete]
===== `MigrationGetFeatureUpgradeStatusRequest`

[source,ts]
----
interface MigrationGetFeatureUpgradeStatusRequest extends <<shared-type-request-base, RequestBase>> {
}
----

[discrete]
===== `MigrationGetFeatureUpgradeStatusResponse`

[source,ts]
----
interface MigrationGetFeatureUpgradeStatusResponse {
  features: MigrationGetFeatureUpgradeStatusMigrationFeature[]
  migration_status: MigrationGetFeatureUpgradeStatusMigrationStatus
}
----