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25 Jan 2022,  Apache Solr™

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The Solr PMC is pleased to announce the release of Apache Solr 89.111.21

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.

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Please read CHANGES.txt for a detailed list of changes:

https://solr.apache.org/docs/89_111_21/changes/Changes.html

Solr

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1 Release Highlights

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Bugfixes

• SOLR-15871: Update Log4J to 2.17.116589: Fixed issue where large fields with large=true could be truncated when using unicode values
• SOLR-15961: Fix bug in PKIAuthenticationPlugin that can cause a request to fail with 401 Unauthorized instead of re-fetching expired remote keys from other nodes.
• SOLR-14569: Configuring a shardHandlerFactory on the /select requestHandler results in HTTP 401 when searching on alias in secured Solr.
• SOLR-16022: Enforce special character requirements on passwords with length less than 15
• SOLR-16075: ShowFileHandler path parameter is now validated to be relative to instance conf dir in standalone mode

Bugfixes

• SOLR-15849: Fix the connection reset problem caused by the incorrect use of 4LW with \n when monitoring zooKeeper status
• SOLR-16199: Improve query syntax construction for SQL LIKE clause with phrases and wildcards
• SOLR-16143: SolrConfig can miss updates from ZooKeeper when deleting and recreating file items

A summary of important changes is published in the Solr Reference Guide at https://solr.apache.org/docs/8_11_2/solr-upgrade-notes.html. For the most exhaustive list, see the full release notes at https://solr.apache.org/docs/8_11_2/changes/Changes.html or by viewing the CHANGES.txt file accompanying the distribution.

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• 16585: Fixed NPE when paginating MatchAllDocs with non-zero start offset, like q=*:*&start=10
• SOLR-16165: Fixed rare deadlock in SlotAcc static initialization
• SOLR-16622: Fixed issue where replicas could fail to register as active after node restart

Other changes

• SOLR-16443: Upgrade Jackson bom to 2.13.4.20221013
• SOLR-16568: Upgrade woodstox-core to 6.4.0
• SOLR-16598: Upgrade Protobuf to 3.21.12
• SOLR-16567: Fixed problem with filtering and KNN search, especially when using post-filters
• SOLR-16588: Fixed problem with default knn algorithm
• SOLR-16480: ConfigSets now have an overridable allow-list for filetypes