I apologize - Yonik prepared these nice release notes for 5.1 and I neglected to include them:
Solr 5.1 Release Highlights: * The new Facet Module, including the JSON Facet API. This module is currently marked as experimental to allow for further API feedback and improvements. * A new JSON request API. This feature is currently marked as experimental to allow for further API feedback and improvements. * The ability to upload and download Solr configurations via SolrJ (CloudSolrClient). * First-class support for Real-Time Get in SolrJ. * Spatial 2D heat-map faceting. * EnumField now has docValues support. * API to dynamically add Jars to Solr's classpath for plugins. * Ability to enable/disable individual stats in the StatsComponent. * lucene/solr query syntax to give any query clause a constant score. * Schema API enhancements to remove or replace fields, dynamic fields, field types and copy fields. * When posting XML or JSON to Solr with curl, there is no need to specify the content type. * A list of update processors to be used for an update can be specified dynamically for any given request. * StatsComponent now supports Percentiles. * facet.contains option to limit which constraints are returned. * Streaming Aggregation for SolrCloud. * The admin UI now visualizes Lucene segment information. * Parameter substitution / macro expansion across entire request On Tue, Apr 14, 2015 at 11:42 AM, Timothy Potter <thelabd...@gmail.com> wrote: > 14 April 2015 - The Lucene PMC is pleased to announce the release of > Apache Solr 5.1.0. > > Solr 5.1.0 is available for immediate download at: > http://www.apache.org/dyn/closer.cgi/lucene/solr/5.1.0 > > Solr 5.1.0 includes 39 new features, 40 bug fixes, and 36 optimizations > / other changes from over 60 unique contributors. > > For detailed information about what is included in 5.1.0 release, > please see: http://lucene.apache.org/solr/5_1_0/changes/Changes.html > > Enjoy!
