The Solr PMC is pleased to announce the release of Apache Solr 9.1.0.
Solr is the popular, blazing fast, open source NoSQL search platform from the Apache Solr 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 9.1.0 is available for immediate download at:
https://solr.apache.org/downloads.html
Solr 9.1.0 Release Highlights:
- Dedicated query coordinator nodes in a Solr cluster
- Improvements to admin UI: managing paramsets in queries, managing field types, replica types while collection creation, etc.
- Support for rolling up core level metrics to be node level metrics
Please refer to the Upgrade Notes in the Solr Ref Guide for information on upgrading from previous Solr versions:
https://solr.apache.org/guide/solr/9_1/upgrade-notes/solr-upgrade-notes.html
Please read CHANGES.txt for a full list of new features, changes and bugfixes: