24 March 2020, Apache Solr™ 8.5.0 available
The Lucene PMC is pleased to announce the release of Apache Solr 8.5.0
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 (e.g., Word, PDF) 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 8.5.0 is available for immediate download at: https://lucene.apache.org/solr/downloads.html
Note: The Apache Software Foundation uses an extensive mirroring network for distributing releases. It is possible that the mirror you are using may not have replicated the release yet. If that is the case, please try another mirror. This also goes for Maven access.
Please report any feedback to the mailing lists (https://lucene.apache.org/solr/community.html#mailing-lists-irc)
Solr 8.5.0 Release Highlights:
- A new
queriesproperty of JSON Request API let to declare queries in Query DSL format and refer to them by their names.
- A new command line tool
bin/postlogsallows you to index Solr logs into a Solr collection. This is helpful for log analysis and troubleshooting. Documentation is not yet integrated into the Solr Reference Guide, but is available in a branch via GitHub: https://github.com/apache/lucene-solr/blob/visual-guide/solr/solr-ref-guide/src/logs.adoc.
- A new stream decorator
delete()is available to help solve some issues with traditional delete-by-query, which can be expensive in large indexes.
- Solr now has the ability to run with a Java Security Manager enabled.
A summary of important changes is published in the Solr Reference Guide at https://lucene.apache.org/solr/guide/8_5/solr-upgrade-notes.html. For the most exhaustive list, see the full release notes at https://lucene.apache.org/solr/8_5_0/changes/Changes.html or by viewing the CHANGES.txt file accompanying the distribution. Solr's release notes usually don't include Lucene layer changes. Lucene's release notes are at https://lucene.apache.org/core/8_5_0/changes/Changes.html