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69 lines
1.9 KiB
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69 lines
1.9 KiB
Text
[[migrating-8.11]]
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== Migrating to 8.11
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++++
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<titleabbrev>8.11</titleabbrev>
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++++
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This section discusses the changes that you need to be aware of when migrating
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your application to {es} 8.11.
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See also <<release-highlights>> and <<es-release-notes>>.
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[discrete]
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[[breaking-changes-8.11]]
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=== Breaking changes
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The following changes in {es} 8.11 might affect your applications
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and prevent them from operating normally.
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Before upgrading to 8.11, review these changes and take the described steps
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to mitigate the impact.
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There are no notable breaking changes in {es} 8.11.
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But there are some less critical breaking changes.
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[discrete]
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[[breaking_811_rest_api_changes]]
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==== REST API changes
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[[remove_transport_versions_from_cluster_state_api]]
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.Remove `transport_versions` from cluster state API
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[%collapsible]
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====
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*Details* +
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The `transport_versions` subobject of the response to `GET _cluster/state` has been replaced by the `nodes_versions` subobject.
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*Impact* +
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If needed, retrieve the per-node transport versions from the `nodes_versions` subobject.
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====
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[discrete]
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[[deprecated-8.11]]
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=== Deprecations
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The following functionality has been deprecated in {es} 8.11
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and will be removed in a future version.
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While this won't have an immediate impact on your applications,
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we strongly encourage you to take the described steps to update your code
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after upgrading to 8.11.
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To find out if you are using any deprecated functionality,
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enable <<deprecation-logging, deprecation logging>>.
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[discrete]
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[[deprecations_811_rollup]]
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==== Rollup deprecations
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[[rollup_functionality_deprecated]]
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.Rollup functionality is now deprecated
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[%collapsible]
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====
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*Details* +
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<<xpack-rollup,Rollup functionality>> has been deprecated and will be removed in a future release. Previously, rollups were available in technical preview.
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*Impact* +
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Use <<downsampling,downsampling>> to reduce storage costs for time series data by storing it at reduced granularity.
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====
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