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Elasticsearch version 8.8.2edit

Also see Breaking changes in 8.8.

Bug fixesedit

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

Enhancementsedit

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