13 January 2020, Apache Solr™ 8.4.1 available
The Lucene PMC is pleased to announce the release of Apache Solr 8.4.1.
Solr is the popular, blazing fast, open source NoSQL search platform from the Apache Lucene project. Its major features include powerful full-text search, hit highlighting, faceted search, dynamic clustering, database integration, rich document handling, and geospatial search. Solr is highly scalable, providing fault tolerant distributed search and indexing, and powers the search and navigation features of many of the world's largest internet sites.
Solr 8.4.1 is available for immediate download at:
Solr 8.4.1 Release Highlights:
Fix for overseer serialization to support rolling upgrade (broken since 8.4)
Fix for SSL support with SOLR_SSL_NEED_CLIENT_AUTH (broken since 8.2)
Package manager to store public keys in a special "trusted" location instead of in ZooKeeper
Please read CHANGES.txt for a full list of changes:
Solr 8.4.1 also includes and bugfixes in the corresponding Apache Lucene release:
Apache Solr 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。Apache Solr 中存储的资源是以 Document 为对象进行存储的。每个文档由一系列的 Field 构成，每个 Field 表示资源的一个属性。