Apache Solr 7.3.1 发布，Java 全文搜索服务器

Apache Solr 7.3.1 已发布，Apache Solr (读音: SOLer) 是一个开源的搜索服务器。Solr 使用 Java 语言开发，主要基于 HTTP 和 Apache Lucene 实现。

更新内容：

• Consult the LUCENE_CHANGES.txt file for additional, low level, changes in this release.

• 主要组件更新：
  

1. Apache Tika 1.17

2. Carrot2 3.15.0

3. Velocity 1.7 and Velocity Tools 2.0

4. Apache UIMA 2.3.1

5. Apache ZooKeeper 3.4.11

6. Jetty 9.4.8.v20171121

1. SOLR-12204: Upgrade commons-fileupload dependency to 1.3.3 to address CVE-2016-1000031. 
   

2. SOLR-12256: Fixed some eventual-consistency issues with collection aliases by using ZooKeeper.sync(). 
   

3. SOLR-12087: Deleting replicas sometimes fails and causes the replicas to exist in the down state 
   

4. SOLR-12146: LIR should skip deleted replicas 
   

5. SOLR-12066: Cleanup deleted core when node start 
   

6. SOLR-12065: A successful restore collection should mark the shard state as active and not buffering 
   

7. SOLR-11724: Cdcr bootstrapping should ensure that non-leader replicas should sync with the leader 
   

8. SOLR-12202: Fix errors in solr-exporter.cmd. 
   

9. SOLR-12316: Do not allow to use absolute URIs for including other files in solrconfig.xml and schema parsing. 
   

下载地址：

• http://www.apache.org/dyn/closer.lua/lucene/solr/7.3.1

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