[ANNOUNCE] Apache Solr 9.0.0 released

The Solr PMC is pleased to announce the release of Apache Solr 9.0.0. 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 integratio

Re: RefGuide for 9.0 viewable on website

Now the updated "Major changes in Solr 9" chapter is live as well: https://solr.apache.org/guide/solr/9_0/upgrade-notes/major-changes-in-solr-9.html Please read through and commit fixes when you see something wro