WARNING: Version 2.3 of Elasticsearch has passed its EOL date.

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Elastic Docs ›Elasticsearch Guide [2.3] ›Release Notes

2.3.2 Release Notes

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2.3.2 Release Notes

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Also see Breaking changes in 2.3.

Deprecations

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REST
Search
Settings
  • Deprecate camelCase settings magic #17875 (issue: #8988)

Enhancements

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Analysis
  • Analyze API : Fix/deprecated filters in analyze in 2x #17844 (issue: #15189)

Bug fixes

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Aggregations
  • Aggregations: Adds serialisation of sigma to extended_stats_bucket pipeline aggregation #17703 (issue: #17701)
  • ExtendedStatsAggregator should also pass sigma to emtpy aggs. #17388 (issue: #17362)
Allocation
  • Rebalancing policy shouldn’t prevent hard allocation decisions #17698 (issues: #14057, #14259)
  • When considering the size of shadow replica shards, set size to 0 #17509 (issue: #17460)
Logging
  • Add missing index name to search slow log. #17818 (issue: #17025)
Mapping
  • Fail if an object is added after a field with the same name. #17568 (issue: #17567)
More Like This
  • Alias items are not ignored anymore #17204 (issue: #14944)
REST
  • Fixes reading of CORS pre-flight headers and methods #17524 (issue: #17523)
  • index is a required url part for update by query #17503
Recovery
  • Backports Notify GatewayRecoveryListener on failure #17805
Snapshot/Restore
  • On restore, selecting concrete indices can select wrong index #17715
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