ElasticSearch 6.3.2 发布，分布式搜索与数据分析引擎

ElasticSearch 6.3.2 发布了，Elasticsearch 是一个分布式的 RESTful 风格的搜索和数据分析引擎。

更新内容如下：

Allocation

• A replica can be promoted and started in one cluster state update #32042

Authentication

• Fix building AD URL from domain name #31849

Core

• Disable C2 from using AVX-512 on JDK 10 #32138 (issue:  #31425 )

Machine Learning

• Fixes calendar and filter updates from non-master nodes #31804 (issue:  #31803 )

• No longer treats stale FAILED jobs as OPENING in job allocation #31800 (issue:  #31794 )

• Rate limits established model memory updates #31768

• Fixes SIGSEGV when upgrading a job directly from 5.6.10 to 6.3. It also fixes the upgrade for the trend component model, which caused large prediction errors immediately after upgrading. #143 (issue:  #141 )

• Fixes issues upgrading the state, which could cause the autodetect process to crash. #140 (issue:  #136 )

Recovery

• X-pack rolling upgrade failures [ISSUE] #31827

Rollup

• Histo group config should support scaled_floats #32048 (issue:  #32035 )

SQL

• HAVING clause should accept only aggregates #31872 (issue:  #31726 )

• Fix incorrect HAVING equality #31820 (issue:  #31796 )

• Fix incorrect message for aliases #31792 (issue:  #31611 )

• Fix querying an alias having different mappings indices generates an incorrect error message [ISSUE] #31784

• Allow long literals #31777 (issue:  #31750 )

• Fix stackoverflow on getObject and timestamp conversion #31735 (issue:  #31734 )

Search

• Fix multi level nested sort #32204 (issues:  #31554 ,  #31776 ,  #31783 ,  #32130 )

Security

• Detect old trial licenses and mimic behaviour #32209

Watcher

• Add ssl.trust email account setting #31684

• Fix check for currently executed watches #31137

• Increase HttpClient parallel sent requests #31859 (issue:  #30130 )

详情见 发布公告 。

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