IMPORTANT: No additional bug fixes or documentation updates will be released for this version. For the latest information, see the current release documentation.

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Elasticsearch version 8.8.2

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Elasticsearch version 8.8.2

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Also see Breaking changes in 8.8.

Bug fixes

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Aggregations

Fix iteration of empty percentiles throwing Null Pointer Exception #96668 (issue: #96626)

Health

Uses ClusterSettings instead of Node Settings in HealthMetadataService #96843 (issue: #96219)

Ingest Node

Support dotted field notations in the reroute processor #96243

Machine Learning

Ensure NLP model inference queue is always cleared after shutdown or failure #96738

SQL

Fix translation of queries involving Version vals #96540 (issue: #96509)

Search

Increase concurrent request of opening point-in-time #96782

TSDB

The get data stream api incorrectly prints warning log for upgraded tsdb data streams #96606

Enhancements

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TSDB

Change rollup thread pool settings #96821 (issue: #96758)

Transform

Adding null check to fix potential NPE #96785 (issue: #96781)

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