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Elasticsearch version 6.8.1

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Elasticsearch version 6.8.1

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Also see Breaking changes in 6.8.

Enhancements

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Java High Level REST Client
  • Added param ignore_throttled=false when indicesOptions.ignoreThrottle #42393 (issue: #42358)

Bug fixes

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Allocation
  • Avoid bubbling up failures from a shard that is recovering #42287 (issues: #30919, #40107)
Authentication
  • Only index into "doc" type in security index #42563 (issue: #42562)
Distributed
  • Do not use ifSeqNo for update requests on mixed cluster #42596 (issue: #42561)
  • Avoid unnecessary persistence of retention leases #42299
  • Execute actions under permit in primary mode only #42241 (issues: #40386, #41686)
Engine
  • Account soft deletes for committed segments #43126 (issue: #43103)
Infra/Core
  • scheduleAtFixedRate would hang #42993 (issue: #38441)
  • Only ignore IOException when fsyncing on dirs #42972 (issue: #42950)
  • Deprecation info for joda-java migration #41956 (issue: #42010)
Machine Learning
  • Fix possible race condition when closing an opening job #42506
Mapping
  • Fix possible NPE in put mapping validators #43000 (issue: #37675)
Percolator
  • Fixed ignoring name parameter for percolator queries #42598 (issue: #40405)
  • Exclude nested documents #42554 (issue: #42361)
Recovery
  • Recovery with syncId should verify seqno infos #41265
Reindex
  • Remote reindex failure parse fix #42928
Rollup
  • Fix max boundary for rollup jobs that use a delay #42158
SQL
  • Fix wrong results when sorting on aggregate #43154 (issue: #42851)
  • Cover the Integer type when extracting values from _source #42859 (issue: #42858)
Search
  • SearchRequest#allowPartialSearchResults does not handle successful retries #43095 (issue: #40743)
  • Fix auto fuzziness in query_string query #42897
  • Wire query cache into sorting nested-filter computation #42906 (issue: #42813)
  • Fix sorting on nested field with unmapped #42451 (issue: #33644)
  • Fixes a bug in AnalyzeRequest.toXContent() #42795 (issues: #39670, #42197)
  • Fix concurrent search and index delete #42621 (issue: #28053)
Snapshot/Restore
  • Fix Azure List by Prefix Bug #42713
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