ElasticSearch 1.5.1 发布，分布式搜索引擎
4月18日 武汉 源创会开始报名，送华为开发板
ElasticSearch 1.5.1 发布，下载地址： https://github.com/elastic/elasticsearch/archive/v1.5.1.zip
此版本主要更改信息如下：
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Core:
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Core: Lucene merges should run on the target shard during recovery #10463 (issue: #9226 )
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Engine:
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Sync translog before closing engine #10484
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Geo:
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Fix validate_* merge policy for GeoPointFieldMapper #10165 (issue: #10164 )
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Inner Hits:
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Make sure size=0 works on the inner_hits level. #10388 (issue: #10358 )
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Make sure inner hits also work for nested fields defined in object field #10353 (issue: #10334 )
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Fix bug where parse error is thrown if a inner filter is used in a nested filter/query. #10309 (issue: #10308 )
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Fix nested stored field support. #10235 (issue: #9766 )
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Internal:
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Bugfix+unittest for unneccesary mapping refreshes caused by unordered fielddata settings #10370 (issue: #10318 )
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Don't try to send a mapping refresh if there is no master #10311 (issue: #10283 )
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Mapping:
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Fix _field_names to be disabled on pre 1.3.0 indexes #10268 (issue: #9893 )
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Network:
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Transport: fix racing condition in timeout handling #10220 (issue: #10187 )
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Parent/Child:
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Children aggregation: Fix 2 bugs in
childrenagg #10263 (issues: #10158 , #9544 , #9958 ) -
Percolator:
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Fix wrong use of currentFieldName outside of a parsing loop #10307
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Query DSL:
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Avoid NPE during query parsing #10333
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Function score: apply min_score to sub query score if no function provided #10326 (issue: #10253 )
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Function_score: undo "Remove explanation of query score from functions" #9826
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Recovery:
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State: Refactor state format to use incremental state IDs #10316
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Recovery: RecoveryState.File.toXContent reports file length as recovered bytes #10310
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Fail shard when index service/mappings fails to instantiate #10283
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Snapshot/Restore:
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Don't reuse source index UUID on restore #10367
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Snapshot/Restore: separate repository registration #10354 (issue: #10351 )
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Automatically add "index." prefix to the settings are changed on restore... #10269 (issue: #10133 )
详细信息请看 发行说明 。
Elastic Search 是一个基于Lucene 构建的开源，分布式，RESTful 搜索引擎。设计用于云计算中，能够达到实时搜索，稳定，可靠，快速，安装使用方便。支持通过 HTTP 使用 JSON 进行数据索引。
ElasticSearch 提供多种语言的客户端 API：
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Java API — 1.x — other versions
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JavaScript API — 2.4 — other versions
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Groovy API — 1.x — other versions
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.NET API
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PHP API — 1.0 — other versions
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Perl API
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Python API
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Ruby API
提供 Marvel 可视化监控台：
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