Elasticsearch version 7.17.21

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Elasticsearch version 7.17.21edit

Also see Breaking changes in 7.17.

Known issuesedit

  • The deprecated index.mapper.dynamic setting can break your cluster. It can only be set using the Update index settings API. Symptoms include nodes failing to start or shards failing to allocate. Do not use this setting in versions prior to 7.17.22. The bug is fixed in 7.17.22. (issue: #109160)

Breaking changesedit

SQL
  • Limit how much space some string functions can use #107333