Elasticsearch 6.5.1发布，分布式搜索与数据分析引擎

Elasticsearch 6.5.1 已发布，Elasticsearch 是一个分布式的 RESTful 风格的搜索和数据分析引擎，能够解决不断涌现出的各种用例。作为 Elastic Stack 的核心，它集中存储你的数据，帮助你发现意料之中以及意料之外的情况。

下载地址：

• WINDOWS (sha)

• MACOS/LINUX (sha)

• DEB (sha)

• RPM (sha)

• MSI (BETA) (sha)

本次更新包括功能增强和 bug 修复：

功能增强

Authorization

• Grant .tasks access to kibana_system role #35573

Search

• has_parent builder: exception message/param fix #31182

Bug 修复

Aggregations

• Correct implemented interface of ParsedReverseNested #35455 (issue: #35449)

• Handle IndexOrDocValuesQuery in composite aggregation #35392

• Preserve format when aggregation contains unmapped date fields #35254 (issue: #31760)

Infra/Core

• Upgrade to Joda 2.10.1 #35410 (issue: #33749)

Machine Learning

• Fix find_file_structure NPE with should_trim_fields #35465 (issue: #35462)

• Prevent notifications being created on deletion of a non existent job #35337 (issues: #34058, #35336)

SQL

• Fix query translation for scripted queries #35408 (issue: #35232)

• Clear the cursor if nested inner hits are enough to fulfill the query required limits #35398 (issue: #35176)

• SQL: Introduce IsNull node to simplify expressions #35206 (issues: #34876, #35171)

Scripting

• [Painless] Partially fixes def boxed types casting #35563 (issue: #35351)