分布式搜索引擎 ElasticSearch 6.1.2 和 5.6.6 发布

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ElasticSearch 6.1.2 和 5.6.6 已发布，和平时一样，更新内容主要是功能增强、Bug 修复以及一些升级，具体如下：

6.1.2 更新内容

增强

Internal

• Make AbstractQueryBuilder.declareStandardFields to be protected (#27865) #27894 (issue: #27865)

Bug 修复

Aggregations

• Fix incorrect results for aggregations nested under a nested aggregation #27946 (issue: #27912)
• Fix composite aggregation when after term is missing in the shard #27936
• Fix preserving FiltersAggregationBuilder#keyed field on rewrite #27900 (issue: #27841)

Engine

• Use _refresh to shrink the version map on inactivity #27918 (issue: #27852)
• Allow resize version map under lock even if there are pending operations #27870 (issue: #27852)

Network

• Only bind loopback addresses when binding to local #28029

Recovery

• Allow shrinking of indices from a previous major #28076 (issue: #28061)

Search

• Use the underlying connection version for CCS connections #28093
• Carry forward weights, etc on rescore rewrite #27981 (issue: #27979)

Snapshot/Restore

• Fail restore when the shard allocations max retries count is reached #27493 (issue: #26865)

Translog

• Only sync translog when global checkpoint increased #27973 (issues: #27837, #27970)

5.6.6 更新内容

Bug 修复

Index Templates

• Prevent constructing an index template without index patterns #27662

Network

• Only bind loopback addresses when binding to local #28029 (issue: #1877)

Plugin Repository HDFS

• Fix SecurityException when HDFS Repository used against HA Namenodes #27196

Search

• Use the underlying connection version for CCS connections #28093
• Fix routing with leading or trailing whitespace #27712 (issue: #27708)

Settings

• Allow index settings to be reset by wildcards #27671 (issue: #27537)

Snapshot/Restore

• Fail restore when the shard allocations max retries count is reached #27493 (issue: #26865)

升级

Ingest

• update ingest-attachment to use Tika 1.17 and newer deps #27824

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