The Lucene PMC is pleased to announce that the Solr Reference Guide for Solr 8.1 is now available.
This 1,483 page PDF is the definitive guide to Apache Solr, the search server built on Apache Lucene. The PDF can be downloaded from: https://www.apache.org/dyn/closer.cgi/lucene/solr/ref-guide/apache-solr-ref-guide-8.1.pdf The Guide is also available online, at https://lucene.apache.org/solr/guide/8_1/. Regards, The Lucene PMC