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 ApacheLucene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