Title: Apache Solr™ 6.6.0 available category: solr/news URL: save_as:

The Lucene PMC is pleased to announce the release of Apache Solr 6.6.0

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 and analytics, rich document parsing, geospatial search, extensive REST APIs as well as parallel SQL. Solr is enterprise grade, secure and 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 6.6.0 is available for immediate download at: https://lucene.apache.org/solr/mirrors-solr-latest-redir.html

Highlights of this Solr release include:

  • Payload support with payload() value source and {!payload_score} and {!payload_check} query parsers

  • Solr support for SimpleTextCodec

  • Multi-field support to TermsComponent when requesting terms' statistics

  • New AtomicUpdateProcessor to convert normal update operations to atomic update operations

  • UPLOAD command (Config Set API) for uploading zipped configsets

  • MOVEREPLICA command (Collections API) for moving a replica across nodes

  • LISTALIASES command (Collections API) to return a list of all collection aliases

  • STATUS command (Core Admin API) to emit collection details of each core

  • Basic authentication can be enabled/disabled using bin/solr|bin/solr.cmd

  • Solr default/example uses WordDelimiterGraphFilterFactory and SynonymGraphFilterFactory

  • Expose cache statistics using metrics API

  • CloudSolrClient can now be initialized using the base URL of a Solr instance instead of ZooKeeper hosts

  • Grouping, CollapseQParser and ExpandComponent support with PointFields

  • Variance and Standard Deviation aggregators for the JSON Facet API

  • JSON Faceting now supports a query time ‘join’ domain change option

  • CartesianProductStream, which turns a single tuple with a multi-valued field into N tuples, one for each value in the multi-valued field

  • New Streaming Evaluators: Basic math, UUID, Date/time, correlation, regress, predict, covariance, convolution, normalize

  • New Streaming Expressions: shuffle, echo, eval, timeseries, let, get, tuple

See the Solr CHANGES.txt files included with the release for a full list of details.