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Posted to commits@lucene.apache.org by ho...@apache.org on 2020/07/30 20:44:27 UTC
svn commit: r40774 [12/19] - in
/dev/lucene/lucene-solr-8.6.1-RC1-reva32a3ac4e43f629df71e5ae30a3330be94b095f2:
./ lucene/ lucene/changes/ lucene/maven/ lucene/maven/org/
lucene/maven/org/apache/ lucene/maven/org/apache/lucene/
lucene/maven/org/apache/l...
Added: dev/lucene/lucene-solr-8.6.1-RC1-reva32a3ac4e43f629df71e5ae30a3330be94b095f2/solr/changes/Changes.html
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--- dev/lucene/lucene-solr-8.6.1-RC1-reva32a3ac4e43f629df71e5ae30a3330be94b095f2/solr/changes/Changes.html (added)
+++ dev/lucene/lucene-solr-8.6.1-RC1-reva32a3ac4e43f629df71e5ae30a3330be94b095f2/solr/changes/Changes.html Thu Jul 30 20:44:26 2020
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+****************************************************************************
+* Licensed to the Apache Software Foundation (ASF) under one or more
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+
+<h1>Apache Solr Release Notes</h1>
+
+<div id="buttons.parent"></div>
+
+ <p>This file lists Solr's raw release notes with details of every change to Solr.
+Most people will find the solr-upgrade-notes.adoc file more approachable.
+<a href="https://github.com/apache/lucene-solr/blob/master/solr/solr-ref-guide/src/solr-upgrade-notes.adoc">https://github.com/apache/lucene-solr/blob/master/solr/solr-ref-guide/src/solr-upgrade-notes.adoc</a>
+</p>
+<h2><a id="v8.6.1" href="javascript:toggleList('v8.6.1')">Release 8.6.1 </a></h2>
+<ul id="v8.6.1.list">
+ <li>Consult the <a href="https://lucene.apache.org/core/8_6_1/changes/Changes.html">LUCENE_CHANGES.txt</a> file for additional, low level, changes in this release.
+</li>
+ </li>
+ <li><a id="v8.6.1.bug_fixes" href="javascript:toggleList('v8.6.1.bug_fixes')">Bug Fixes</a> (2)
+ <ol id="v8.6.1.bug_fixes.list">
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14665">SOLR-14665</a>: Revert <a href="http://issues.apache.org/jira/browse/SOLR-12845">SOLR-12845</a> adding of default autoscaling cluster policy, due to performance
+ issues.
+<br /><span class="attrib">(Ishan Chattopadhyaya, Houston Putman, ab)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14671">SOLR-14671</a>: Parsing dynamic ZK config sometimes cause NumberFormatException
+<br /><span class="attrib">(janhoy)</span></li>
+ </ol>
+ </li>
+</ul>
+<h2><a id="v8.6.0" href="javascript:toggleList('v8.6.0')">Release 8.6.0 [2020-07-15]</a></h2>
+<ul id="v8.6.0.list">
+ <li>Consult the <a href="https://lucene.apache.org/core/8_6_1/changes/Changes.html">LUCENE_CHANGES.txt</a> file for additional, low level, changes in this release.
+</li>
+ </li>
+ <li><a id="v8.6.0.new_features" href="javascript:toggleList('v8.6.0.new_features')">New Features</a> (12)
+ <ol id="v8.6.0.new_features.list">
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14210">SOLR-14210</a>: HealthCheckHandler can now require that all cores are healthy before returning 'OK'
+To enable, add &requireHealthyCores=true to enable
+<br /><span class="attrib">(janhoy, Houston Putman, shalin)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13942">SOLR-13942</a>: A read API at /api/cluster/zk/* to fetch raw ZK data and view contents of a ZK directory
+<br /><span class="attrib">(noble)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14237">SOLR-14237</a>: A new panel with security info in admin UI's dashboard
+<br /><span class="attrib">(Ishan Chattopadhyaya, Moshe Bla)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-12131">SOLR-12131</a>: ExternalRoleRuleBasedAuthorizationPlugin which gets user's roles from request
+<br /><span class="attrib">(janhoy)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14478">SOLR-14478</a>: Allow the diff Stream Evaluator to operate on the rows of a matrix
+<br /><span class="attrib">(Joel Bernstein)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14476">SOLR-14476</a>: Add percentiles and standard deviation aggregations to stats, facet and
+timeseries Streaming Expressions
+<br /><span class="attrib">(Joel Bernstein)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14470">SOLR-14470</a>: Add streaming expressions to /export handler.
+<br /><span class="attrib">(ab, Joel Bernstein)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14404">SOLR-14404</a>: CoreContainer level custom requesthandlers
+<br /><span class="attrib">(noble)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13749">SOLR-13749</a>: Join queries can now work cross-collection, even when sharded or when spanning nodes.
+<br /><span class="attrib">(Dan Fox, Kevin Watters, via Gus Heck, David Smiley)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14481">SOLR-14481</a>: Add drill Streaming Expression for efficient and accurate high cardinality aggregation.
+<br /><span class="attrib">(Joel Bernstein)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14599">SOLR-14599</a>: Package manager support for cluster level plugins (see <a href="http://issues.apache.org/jira/browse/SOLR-14404">SOLR-14404</a>)
+<br /><span class="attrib">(Ishan Chattopadhyaya)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14590">SOLR-14590</a>: Add support for RankFields. RankFields allow the use of per-document scoring factors in a
+way that lets Solr skip over non-competitive documents when ranking. See <a href="http://issues.apache.org/jira/browse/SOLR-13289">SOLR-13289</a>.
+<br /><span class="attrib">(Tomás Fernández Löbbe, Varun Thacker)</span></li>
+ </ol>
+ </li>
+ <li><a id="v8.6.0.improvements" href="javascript:toggleList('v8.6.0.improvements')">Improvements</a> (19)
+ <ol id="v8.6.0.improvements.list">
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14316">SOLR-14316</a>: Remove unchecked type conversion warning in JavaBinCodec's readMapEntry's equals() method
+<br /><span class="attrib">(Aroop Ganguly, Tomás Fernández Löbbe, Noble Paul, Anshum Gupta)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14260">SOLR-14260</a>: Make SolrJ ConnectionSocketFactory pluggable via SocketFactoryRegistryProvider setting on HttpClientUtil
+<br /><span class="attrib">(Andy Throgmorton via David Smiley)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14342">SOLR-14342</a>: Load cores in an order that makes collections available sooner and reduces leaderVoteWait timeouts in
+large SolrCloud clusters.
+<br /><span class="attrib">(David Smiley)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14329">SOLR-14329</a>: Add support to choose collapse group to expand in ExpandComponent based on cost
+<br /><span class="attrib">(Munendra S N)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14307">SOLR-14307</a>: User defined "<cache/>" entries in solrconfig.xml now support enabled="true|false" just like
+core searcher caches.
+<br /><span class="attrib">(hossman)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14364">SOLR-14364</a>: LTR's SolrFeature "fq" now supports PostFilters (e.g. collapse).
+<br /><span class="attrib">(David Smiley)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14396">SOLR-14396</a>: TaggerRequestHandler should not error on an empty index
+<br /><span class="attrib">(Trey Grainger)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-12845">SOLR-12845</a>: Add a default autoscaling cluster policy.
+<br /><span class="attrib">(shalin, varunthacker, ab)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14433">SOLR-14433</a>: Metrics: SolrShardReporter's default metrics list now includes TLOG and UPDATE./update
+<br /><span class="attrib">(David Smiley)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14423">SOLR-14423</a>: Move static SolrClientCache from StreamHandler to CoreContainer for wider reuse and better life-cycle management.
+<br /><span class="attrib">(ab)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14407">SOLR-14407</a>: Handle shards.purpose in the postlogs tool
+<br /><span class="attrib">(Joel Bernstein)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13325">SOLR-13325</a>: ComputePlanAction now supports a collection selector of the form `collections: {policy: my_policy}`
+which can be used to select multiple collections that match collection property/value pairs. This is useful to
+maintain a whitelist of collections for which actions are taken without needing to hard code the collection names
+themselves. The collection hints are pushed down to the policy engine so operations for non-matching collections
+are not computed at all.
+<br /><span class="attrib">(ab, shalin)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14419">SOLR-14419</a>: json.queries as well as other parameters might be referred via {"param":"ref"} in Query DSL
+<br /><span class="attrib">(Mikhail Khludnev)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-11334">SOLR-11334</a>: hl.fl and tv.fl now parse field lists when they have both commas and spaces
+<br /><span class="attrib">(David Smiley, Yasufumi Mizoguchi)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14442">SOLR-14442</a>: bin/solr and bin\solr.cmd invoke jstack <SOLR_PID> before forceful termination, if jstack is available.
+Also, bin\solr.cmd executes forceful termination even port is unbinded already
+<br /><span class="attrib">(Christine Poerschke via Mikhail Khludnev)</span>.
+<p/>
+</li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14384">SOLR-14384</a>: SolrRequestInfo now stacks internally when a new request is set/clear'ed.
+Also fixes SolrIndexSearcher.warm which should have re-instated previous SRI.
+<br /><span class="attrib">(Nazerke Seidan, David Smiley)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14561">SOLR-14561</a>: CoreAdminAPI's parameters instanceDir and dataDir are now validated, and must be relative to either
+SOLR_HOME, SOLR_DATA_HOME or coreRootDir. Added new solr.xml config 'allowPaths', controlled by system property
+'solr.allowPaths' that allows you to add other allowed paths when needed.
+<p/>
+</li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13286">SOLR-13286</a>: Metrics will no longer write a (sometimes large) log message every minute. This can be re-enabled
+via log4j2.xml if desired, or other HttpSolrCall log messages may be quieted on a per handler basis.
+<br /><span class="attrib">(Gus Heck)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14539">SOLR-14539</a>: Introducing {!bool excludeTags=...} for Query DSL.
+<br /><span class="attrib">(Mikhail Khludnev)</span></li>
+ </ol>
+ </li>
+ <li><a id="v8.6.0.optimizations" href="javascript:toggleList('v8.6.0.optimizations')">Optimizations</a> (9)
+ <ol id="v8.6.0.optimizations.list">
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-8306">SOLR-8306</a>: Do not collect expand documents when expand.rows=0
+<br /><span class="attrib">(Marshall Sanders, Amelia Henderson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14340">SOLR-14340</a>: Remove unnecessary configset verification checks when SolrCloud merely wants to know which configset a
+collection is using. Improves CLUSTERSTATUS times for massive clusters.
+<br /><span class="attrib">(Mathieu Marie, David Smiley)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14365">SOLR-14365</a>: CollapsingQParser - Avoiding always allocate int[] and float[] with size equals to number of unique values.
+<br /><span class="attrib">(Cao Manh Dat)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14376">SOLR-14376</a>: Optimize filter queries that match all docs.
+<br /><span class="attrib">(David Smiley)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/LUCENE-7788">LUCENE-7788</a>: fail precommit on unparameterised log messages and examine for wasted work/objects
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13289">SOLR-13289</a>: When the "minExactCount" parameters is provided in queries and it's value is lower than the number of hits,
+Solr can speedup the query resolution by using the Block-Max WAND algorithm (see <a href="http://issues.apache.org/jira/browse/LUCENE-8135">LUCENE-8135</a>). When doing this, the
+value of matching documents in the response (numFound) will be an approximation.
+<br /><span class="attrib">(Ishan Chattopadhyaya, Munendra S N, Tomás Fernández Löbbe, David Smiley)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14472">SOLR-14472</a>: Autoscaling "cores" preference now retrieves the core count more efficiently, and counts all cores.
+<br /><span class="attrib">(David Smiley)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14552">SOLR-14552</a>: Add BlockMax-WAND support to ReRank queries
+<br /><span class="attrib">(Tomás Fernández Löbbe)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14554">SOLR-14554</a>: Add BlockMax-WAND support for queries where the score is requested
+<br /><span class="attrib">(Tomás Fernández Löbbe)</span></li>
+ </ol>
+ </li>
+ <li><a id="v8.6.0.bug_fixes" href="javascript:toggleList('v8.6.0.bug_fixes')">Bug Fixes</a> (32)
+ <ol id="v8.6.0.bug_fixes.list">
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13264">SOLR-13264</a>: IndexSizeTrigger aboveOp / belowOp properties not in valid properties.
+<br /><span class="attrib">(Christine Poerschke, ab)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13199">SOLR-13199</a>: Return proper error when invalid parentFilter is passed in ChildDocTransformer
+<br /><span class="attrib">(Johannes Kloos, Munendra S N, David Smiley, Mikhail Khludnev)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14347">SOLR-14347</a>: Autoscaling placement wrong when concurrent replica placements are calculated.
+<br /><span class="attrib">(ab)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14128">SOLR-14128</a>: Improve distributed locking around managed schema upgrade process.
+<br /><span class="attrib">(ab)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14302">SOLR-14302</a>: Ensure Solr always includes the stacktrace for exceptions by using '-OmitStackTraceInFastThrow'
+<br /><span class="attrib">(hossman)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14317">SOLR-14317</a>: HttpClusterStateProvider throws exception when only one node down.
+<br /><span class="attrib">(Lyle Wang via Ishan Chattopadhyaya)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14356">SOLR-14356</a>: PeerSync should not fail with SocketTimeoutException from hanging nodes
+<br /><span class="attrib">(Cao Manh Dat)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14402">SOLR-14402</a>: Avoid creating new exceptions for every request made to MDCAwareThreadPoolExecutor by distributed search.
+This is a fix for incomplete optimization made by <a href="http://issues.apache.org/jira/browse/SOLR-11880">SOLR-11880</a> in Solr 7.4 which fixed distributed updates but not
+distributed search.
+<br /><span class="attrib">(shalin)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14291">SOLR-14291</a>: Handle dotted fields in legacy Analytics Component
+<br /><span class="attrib">(Anatolii Siuniaev via Mikhail Khludnev)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14371">SOLR-14371</a>: Zk StatusHandler now parse dynamic zk server config if supported, fixing Admin UI Zookeeper Status
+screen in case dynamic reconfig host list differs from static zkHost string
+<br /><span class="attrib">(janhoy)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14421">SOLR-14421</a>: New examples in solr.in.cmd in Solr 8.5 don't work as provided
+<br /><span class="attrib">(Colvin Cowie via janhoy)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14431">SOLR-14431</a>: SegmentsInfoRequestHandler does not release IndexWriter
+<br /><span class="attrib">(Tiziano Degaetano, ab)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14463">SOLR-14463</a>: Solr Admin ZkStatus page now works with ZK 3.6, without 'For input string: "null"' error
+<br /><span class="attrib">(janhoy, Bernd Wahlen)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14456">SOLR-14456</a>: Fix Content-Type header usage when a request is forwarded from Solr node to Solr
+node with compression enabled
+<br /><span class="attrib">(samuelgmartinez via Houston Putman)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-8394">SOLR-8394</a>: /admin/luke was always showing 0 for indexHeapUsageBytes. It should work now.
+<br /><span class="attrib">(Steve Molloy, Isabelle Giguere, David Smiley)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14492">SOLR-14492</a>: Fix ArrayIndexOutOfBoundsException in json.facet 'terms' when FacetFieldProcessorByHashDV is
+used with aggregations over multivalued numeric fields
+<br /><span class="attrib">(hossman)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14477">SOLR-14477</a>: Fix incorrect 'relatedness()' calculations in json.facet 'terms' when 'prefix' option is used
+<br /><span class="attrib">(hossman)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14504">SOLR-14504</a>: ZkController LiveNodesListener has NullPointerException in startup race.
+<br /><span class="attrib">(Colvin Cowie via ab)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14498">SOLR-14498</a>: Upgrade to Caffeine 2.8.4, which fixes the cache poisoning issue.
+<br /><span class="attrib">(Jakub Zytka, ab)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14517">SOLR-14517</a>: Dont ignore 'mm' localparam on edismax queries using operators
+<br /><span class="attrib">(Yuriy Koval via Jason Gerlowski)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14491">SOLR-14491</a>: Intercepting internode requests in KerberosPlugin when HTTP/2 client is used
+<br /><span class="attrib">(Ishan Chattopadhyaya, Moshe Bla)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14525">SOLR-14525</a>: SolrCoreAware, ResourceLoaderAware should be honored for plugin loaded from packages
+<br /><span class="attrib">(noble)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-9679">SOLR-9679</a>: When removing zk node /security.json, security is now disabled gracefully
+<br /><span class="attrib">(janhoy)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14520">SOLR-14520</a>: Fixed server errors from the json.facet allBuckets:true option when combined with refine:true
+<br /><span class="attrib">(Michael Gibney, hossman)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14467">SOLR-14467</a>: Fix relatedness() stat in json.facets to no longer cause server errors (or nonsense results)
+when combined with allBuckets:true.
+<br /><span class="attrib">(Michael Gibney, hossman)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13203">SOLR-13203</a>: Return 400 status code on invalid dynamic field for Edismax's user Fields
+<br /><span class="attrib">(Johannes Kloos, mrsoong via Munendra S N)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14550">SOLR-14550</a>: Fix duplicates issue in Atomic updates with add-distinct
+<br /><span class="attrib">(Thomas Corthals, Munendra S N)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14345">SOLR-14345</a>: Return proper error message when non-BinaryResponseParser is used in solrJ
+<br /><span class="attrib">(Munendra S N)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14577">SOLR-14577</a>: Return 400 BAD REQUEST when field is missing on a Terms query parser request
+<br /><span class="attrib">(Tomás Fernández Löbbe)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14409">SOLR-14409</a>: Existing violations allow bypassing policy rules when adding new replicas
+<br /><span class="attrib">(noble, ab)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14584">SOLR-14584</a>: Correct SOLR_SSL_KEY_STORE and SOLR_SSL_TRUST_STORE example comments in solr.in.sh and solr.in.cmd files
+<br /><span class="attrib">(Aren Cambre via Christine Poerschke)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14628">SOLR-14628</a>: hl.fragsizeIsMinimum now defaults to true, thus fragments size like previous to Solr 8.5 and addresses a
+significant performance regression.
+<br /><span class="attrib">(David Smiley, Michal Hlavac)</span></li>
+ </ol>
+ </li>
+ <li><a id="v8.6.0.other_changes" href="javascript:toggleList('v8.6.0.other_changes')">Other Changes</a> (56)
+ <ol id="v8.6.0.other_changes.list">
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14197">SOLR-14197</a>: SolrResourceLoader: marked many methods as deprecated, and in some cases rerouted exiting logic to avoid
+them.
+<br /><span class="attrib">(David Smiley)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14312">SOLR-14312</a>: Upgrade Zookeeper to 3.5.7
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14296">SOLR-14296</a>: Update netty to 4.1.46
+<br /><span class="attrib">(Andras Solaman via Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-10157">SOLR-10157</a>: Improve error messages when unknown aggregations are specified in the request
+<br /><span class="attrib">(hossman, Munendra S N)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13944">SOLR-13944</a>: Remove redundant checks in SpellCheckCollator and add tests for spellcheck with collapse
+<br /><span class="attrib">(Stefan, Munendra S N, Tomas Eduardo Fernandez Lobbe)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-12353">SOLR-12353</a>: SolrDispatchFilter expensive non-conditional debug line degrades performance
+<br /><span class="attrib">(Pascal Proulx via Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13842">SOLR-13842</a>: Remove redundant defaults from ImplicitPlugins.json
+<br /><span class="attrib">(Munendra S N)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13893">SOLR-13893</a>: BlobRepository reads max jar size from `runtime.lib.size` system property. Old `runtme.lib.size` is Deprecated
+<br /><span class="attrib">(Erick Erickson, Kesharee Nandan Vishwakarma, Munendra S N)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14367">SOLR-14367</a>: Upgrade Tika to 1.24
+<br /><span class="attrib">(Mibo via Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14351">SOLR-14351</a>: Hardened MDC logging; sometimes info was absent
+<br /><span class="attrib">(David Smiley)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14386">SOLR-14386</a>: Update Jetty to 9.4.27 and dropwizard-metrics version to 4.1.5
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-9909">SOLR-9909</a>: SolrjNamedThreadFactory is deprecated in favor of SolrNamedThreadFactory. DefaultSolrThreadFactory is
+removed from solr-core in favor of SolrNamedThreadFactory in solrj package and all solr-core classes now use
+SolrNamedThreadFactory.
+<br /><span class="attrib">(Andras Salamon, shalin)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14391">SOLR-14391</a>: Removed internal-ish ScoreFilter marker interface; only used by {!collapse}. Removed needless code in
+SolrIndexSearcher.getDocSet(List<Query>) (processes some filter queries).
+<br /><span class="attrib">(David Smiley)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13886">SOLR-13886</a>: HDFSSyncSliceTest and SyncSliceTest started failing frequently
+<br /><span class="attrib">(Kevin Risden)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14173">SOLR-14173</a>: Major redesign of the Solr Reference Guide
+<br /><span class="attrib">(Cassandra Targett)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14461">SOLR-14461</a>: Replaced commons-fileupload dependency with using Jetty's facilities.
+<br /><span class="attrib">(David Smiley)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14466">SOLR-14466</a>: Upgrade log4j2 to latest release (2.13.2)
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-11934">SOLR-11934</a>: Visit Solr logging, it's too noisy. Note particularly that the messages for
+opening a new searcher have changed and include the autowarm time.
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-7880">SOLR-7880</a>: Update commons-cli to 1.4
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14226">SOLR-14226</a>: Fix or suppress 14 resource leak warnings in apache/solr/core
+<br /><span class="attrib">(Andras Salaman via
+Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14482">SOLR-14482</a>: Fix or suppress warnings in solr/search/facet
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14485">SOLR-14485</a>: Fix or suppress 11 resource leak warnings in apache/solr/cloud
+<br /><span class="attrib">(Andras Salaman via
+Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14495">SOLR-14495</a>: Fix or suppress warnings in solr/search/function
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14280">SOLR-14280</a>: Improve error reporting in SolrConfig
+<br /><span class="attrib">(Andras Salamon via Jason Gerlowski)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14474">SOLR-14474</a>: Fix remaining auxilliary class warnings in Solr
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14519">SOLR-14519</a>: Fix or suppress warnings in solr/cloud/autoscaling/
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14526">SOLR-14526</a>: fix or suppress warnings in apache/solr/core
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14533">SOLR-14533</a>: Fix or suppress warnings in solr/handler/admin
+<br /><span class="attrib">(Andras Salamon, Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14535">SOLR-14535</a>: Fix or suppress warnings in apache/solr/handler/component
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14538">SOLR-14538</a>: Fix or suppress remaining warnings in apache/solr/handler
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14536">SOLR-14536</a>: Fix or suppress warnings in apache/solr/common
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14480">SOLR-14480</a>: Fix or suppress warnings in solr/cloud/api
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13492">SOLR-13492</a>: Ensure explicit GCs are concurrent by adding '+ExplicitGCInvokesConcurrent'.
+<br /><span class="attrib">(Guna Sekhar Dora, Shawn Heisey, Munendra S N)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14542">SOLR-14542</a>: Fix or suppress warnings in solr/handler/dataimport
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14544">SOLR-14544</a>: Fix or suppress warnings in solr/client/solrj/io/eval
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14543">SOLR-14543</a>: Fix or suppress warnings in apache/solr/search
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14545">SOLR-14545</a>: Fix or suppress warnings in apache/solr/update
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14548">SOLR-14548</a>: Address warning: static member should be qualified by type name
+<br /><span class="attrib">(Mike Drob)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14547">SOLR-14547</a>: Fix or suppress warnings in solr/client/solrj/io/stream
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14455">SOLR-14455</a>: Fix or suppress warnings in solr/test-framework
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14559">SOLR-14559</a>: Fix or suppress warnings in solr/core/src/java/org/apache/solr/util,
+response, cloud, security, schema, api
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14563">SOLR-14563</a>: Fix or suppress warnings in solr/contrib
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14565">SOLR-14565</a>: Fix or suppress warnings in solrj/impl and solrj/io/graph
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14564">SOLR-14564</a>: Fix or suppress remaining warnings in solr/core
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14567">SOLR-14567</a>: Fix or suppress remaining warnings in solrj
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14556">SOLR-14556</a>: Fix or suppress warnings in solrj/cloud/autoscaling
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14573">SOLR-14573</a>: Fix or suppress warnings in solrj/src/test
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14574">SOLR-14574</a>: Fix or suppress warnings in solr/core/src/test (parts 1 and 2)
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13268">SOLR-13268</a>: Clean up any test failures resulting from defaulting to async logging
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/LUCENE-9411">LUCENE-9411</a>: Fail complation on warnings, 9x gradle-only (Erick Erickson, Dawid Weiss)
+Only mentioned in 8.6 because I backported some more warning suppressions but not
+the fail-on-warnings.
+<p/>
+</li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14589">SOLR-14589</a>: Remove IntelliJ //noinspection comments
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14541">SOLR-14541</a>: Ensure classes that implement equals implement hashCode or suppress warnings
+<br /><span class="attrib">(gezapeti, Ilan Ginsburg, Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14022">SOLR-14022</a>: Deprecate CDCR
+<br /><span class="attrib">(Joel Bernstein, Ishan Chattopadhyaya)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14066">SOLR-14066</a>: Data Import Handler is deprecated. It is scheduled to be removed as of 9.0 and a community supported
+package for the same may now be used instead.
+<br /><span class="attrib">(Ishan Chattopadhyaya, janhoy)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14021">SOLR-14021</a>: HDFS support is deprecated. It is scheduled to be removed as of 9.0. Please see JIRA for more details.
+<br /><span class="attrib">(Joel Bernstein, Ishan Chattopadhyaya)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14603">SOLR-14603</a>: Upgrade Restlet to 2.4.3
+<br /><span class="attrib">(marcussorealheis)</span></li>
+ </ol>
+ </li>
+</ul>
+<h2><a id="older" href="javascript:toggleList('older')">Older Releases</a></h2>
+<ul id="older.list">
+<h3><a id="v8.5.2" href="javascript:toggleList('v8.5.2')">Release 8.5.2 [2020-05-26]</a></h3>
+<ul id="v8.5.2.list">
+ <li>Consult the <a href="https://lucene.apache.org/core/8_6_1/changes/Changes.html">LUCENE_CHANGES.txt</a> file for additional, low level, changes in this release.
+</li>
+ </li>
+ <li><a id="v8.5.2.bug_fixes" href="javascript:toggleList('v8.5.2.bug_fixes')">Bug Fixes</a> (2)
+ <ol id="v8.5.2.bug_fixes.list">
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14411">SOLR-14411</a>: Fix Admin UI collection/core drop-downs placeholder text. Completes work started in <a href="http://issues.apache.org/jira/browse/SOLR-14359">SOLR-14359</a>
+<br /><span class="attrib">(janhoy)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14471">SOLR-14471</a>: Fix bug in shards.preference behavior, base replica selection strategy not applied to the last group of
+equivalent replicas.
+<br /><span class="attrib">(Michael Gibney via Tomás Fernández Löbbe)</span></li>
+ </ol>
+ </li>
+</ul>
+<h3><a id="v8.5.1" href="javascript:toggleList('v8.5.1')">Release 8.5.1 [2020-04-16]</a></h3>
+<ul id="v8.5.1.list">
+ <li>Consult the <a href="https://lucene.apache.org/core/8_6_1/changes/Changes.html">LUCENE_CHANGES.txt</a> file for additional, low level, changes in this release.
+</li>
+ </li>
+ <li><a id="v8.5.1.bug_fixes" href="javascript:toggleList('v8.5.1.bug_fixes')">Bug Fixes</a> (1)
+ <ol id="v8.5.1.bug_fixes.list">
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14359">SOLR-14359</a>: Admin UI collection/core drop-downs had wrong placeholder text. Fixed by upgrading angular-chosen
+This fix was incomplete, see <a href="http://issues.apache.org/jira/browse/SOLR-14411">SOLR-14411</a> for the followup
+<br /><span class="attrib">(janhoy)</span></li>
+ </ol>
+ </li>
+</ul>
+<h3><a id="v8.5.0" href="javascript:toggleList('v8.5.0')">Release 8.5.0 [2020-03-24]</a></h3>
+<ul id="v8.5.0.list">
+ <li>Consult the <a href="https://lucene.apache.org/core/8_6_1/changes/Changes.html">LUCENE_CHANGES.txt</a> file for additional, low level, changes in this release.
+</li>
+ </li>
+ <li><a id="v8.5.0.new_features" href="javascript:toggleList('v8.5.0.new_features')">New Features</a> (7)
+ <ol id="v8.5.0.new_features.list">
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-12490">SOLR-12490</a>: Introducing json.queries in JSON Request API. Every property of this object holds one or many named
+ Query DSL queries. It's optional and doesn't impact response without explicit referencing these queries by names
+<br /><span class="attrib">(Anatolii Siuniaev via Mikhail Khludnev)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14130">SOLR-14130</a>: Add postlogs command line tool for indexing Solr logs
+<br /><span class="attrib">(Joel Bernstein)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13749">SOLR-13749</a>: New cross collection join filter (XCJF)
+<br /><span class="attrib">(Dan Fox, Kevin Watters, via Gus Heck)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-12325">SOLR-12325</a>: Introducing uniqueBlock({!v=type:parent}) aggregation
+<br /><span class="attrib">(Anatolii Siuniaev via Mikhail Khludnev)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14241">SOLR-14241</a>: New delete() Stream Decorator
+<br /><span class="attrib">(hossman)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14139">SOLR-14139</a>: Support backtick phrase queries in Streaming Expressions
+<br /><span class="attrib">(Joel Bernstein)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-12238">SOLR-12238</a>: Synonyms can be individually boosted by marking them with '|<boost>' in
+the synonyms file, and adding a DelimitedBoostTokenFilter to the analysis chain
+<br /><span class="attrib">(Alessandro Benedetti, Alan Woodward)</span></li>
+ </ol>
+ </li>
+ <li><a id="v8.5.0.improvements" href="javascript:toggleList('v8.5.0.improvements')">Improvements</a> (22)
+ <ol id="v8.5.0.improvements.list">
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14120">SOLR-14120</a>: Define JavaScript methods 'includes' and 'startsWith' to ensure AdminUI can be displayed when using
+Internet Explorer 11
+<br /><span class="attrib">(jafurrer)</span>.
+<p/>
+</li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14042">SOLR-14042</a>: Fix varargs precommit warnings
+<br /><span class="attrib">(Andraas Salamon via Jason Gerlowski)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14095">SOLR-14095</a>: Replace Java serialization with Javabin in the Overseer queues
+<br /><span class="attrib">(Tomás Fernández Löbbe)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14125">SOLR-14125</a>: Make <expressible> plugins work with packages
+<br /><span class="attrib">(noble)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14138">SOLR-14138</a>: Jetty's NCSA-formatted RequestLog can be enabled via environment variable,
+SOLR_REQUESTLOG_ENABLED=true. This will respect SOLR_LOGS_DIR if it is set.
+<br /><span class="attrib">(rmuir)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14136">SOLR-14136</a>: Jetty's InetAccessHandler can be enabled via environment variables,
+SOLR_IP_WHITELIST and SOLR_IP_BLACKLIST. These variables can restrict access to
+Solr based on IP addresses/networks.
+<br /><span class="attrib">(rmuir)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13984">SOLR-13984</a>: Java's SecurityManager sandbox can be enabled via environment variable,
+SOLR_SECURITY_MANAGER_ENABLED=true.
+<br /><span class="attrib">(rmuir)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14131">SOLR-14131</a>: Add maxQueryLength option to DirectSolrSpellchecker.
+<br /><span class="attrib">(Andy Webb via Bruno Roustant)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14129">SOLR-14129</a>: Reuse Jackson ObjectMapper in AuditLoggerPlugin
+<br /><span class="attrib">(janhoy)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/LUCENE-9093">LUCENE-9093</a>: The Unified highlighter has two new passage sizing parameters, hl.fragAlignRatio and
+hl.fragsizeIsMinimum, with defaults that aim to better center matches in fragments than previously. See the ref guide.
+Regardless of the settings, the passages may be sized differently than before.
+<br /><span class="attrib">(Nándor Mátravölgyi, David Smiley)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14154">SOLR-14154</a>: Return correct isolation level when retrieving it from the SQL Connection
+<br /><span class="attrib">(Nick Vercammen, Kevin Risden)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14132">SOLR-14132</a>: Upgrade Angular JS 1.3.8 to 1.7.9
+<br /><span class="attrib">(Kevin Risden)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14221">SOLR-14221</a>: Upgrade restlet to version 2.4.0
+<br /><span class="attrib">(janhoy)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-10567">SOLR-10567</a>: Add Support for DateRangeField in JSON Facet range
+<br /><span class="attrib">(Stephen Weiss, Munendra S N)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14245">SOLR-14245</a>: Validate Replica / ReplicaInfo on creation.
+<br /><span class="attrib">(ab)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14194">SOLR-14194</a>: Highlighting now works when the uniqueKey field is not stored but has docValues. And the original
+highlighter can now highlight text fields from docValues.
+<br /><span class="attrib">(Andrzej Wislowski, David Smiley)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14270">SOLR-14270</a>: export command to have an option to write to a zip file
+<br /><span class="attrib">(noble)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14286">SOLR-14286</a>: Upgrade Jaegar to 1.1.0
+<br /><span class="attrib">(Cao Manh Dat)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14281">SOLR-14281</a>: Make sharedLib configurable through system property. Also allow multiple paths, separated by comma.
+See Reference Guide 'format-of-solr-xml.adoc' and comment in 'solr.in.sh' for details
+<br /><span class="attrib">(janhoy)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13892">SOLR-13892</a>: New "top-level" docValues join implementation
+<br /><span class="attrib">(Jason Gerlowski, Joel Bernstein)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14242">SOLR-14242</a>: HdfsDirectory now supports indexing geo-points, ranges or shapes.
+<br /><span class="attrib">(Adrien Grand)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13965">SOLR-13965</a>: In GraphHandler, support <expressible> configuration and deprecate <streamFunctions> configuration.
+<br /><span class="attrib">(Eric Pugh via Christine Poerschke)</span></li>
+ </ol>
+ </li>
+ <li><a id="v8.5.0.optimizations" href="javascript:toggleList('v8.5.0.optimizations')">Optimizations</a> (3)
+ <ol id="v8.5.0.optimizations.list">
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13890">SOLR-13890</a>: Add "top-level" DV implementation for {!terms} queries. This approach tends to be more efficient for
+queries with very large numbers of terms. The new implementation is used by default for method=docValuesTermsFilter
+terms queries that are searching 500 or more terms. Users wishing to ignore this heuristic can choose the
+docValuesTermsFilterTopLevel or docValuesTermsFilterPerSegment methods directly.
+<br /><span class="attrib">(Jason Gerlowski, Joel Bernstein, David Smiley)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13808">SOLR-13808</a>: filter in BoolQParser and {"bool":{"filter":..}} in Query DSL are cached by default
+<br /><span class="attrib">(Mikhail Khludnev)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14040">SOLR-14040</a>: The shareSchema solr.xml option now supports SolrCloud. shareSchema is useful when you have many
+cores per node and large schemas.
+<br /><span class="attrib">(David Smiley)</span></li>
+ </ol>
+ </li>
+ <li><a id="v8.5.0.bug_fixes" href="javascript:toggleList('v8.5.0.bug_fixes')">Bug Fixes</a> (30)
+ <ol id="v8.5.0.bug_fixes.list">
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14099">SOLR-14099</a>: Fixed @LogLevel annotation in test-framework to correctly 'unset' Loggers after test
+<br /><span class="attrib">(hossman)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14017">SOLR-14017</a>: Ensure bin/solr's -q and -v options work with examples
+<br /><span class="attrib">(Andy Vuong via Jason Gerlowski)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14122">SOLR-14122</a>: SimUtils converts v2 to v1 request params incorrectly.
+<br /><span class="attrib">(Li Cao, ab)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13089">SOLR-13089</a>: Fix lsof edge cases in the solr CLI script
+<br /><span class="attrib">(Martijn Koster via janhoy)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14198">SOLR-14198</a>: Nullpointer exception in AuditEvent when initialized from AuthorizationContext
+<br /><span class="attrib">(janhoy)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-6613">SOLR-6613</a>: TextField.analyzeMultiTerm does not throw an exception when Analyzer returns no terms.
+<br /><span class="attrib">(Bruno Roustant)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14192">SOLR-14192</a>: Race condition between SchemaManager and ZkIndexSchemaReader.
+<br /><span class="attrib">(ab)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-12859">SOLR-12859</a>: Fixed DocExpirationUpdateProcessorFactory to work with BasicAuth and other auth plugins
+that delegate to PKI for server initiated node-to-node communication.
+<br /><span class="attrib">(hossman)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-11746">SOLR-11746</a>: Adding existence queries for PointFields. DocValuesFieldExistsQuery and NormsFieldExistsQuery are used for existence queries when possible.
+<br /><span class="attrib">(Houston Putman, hossman, Kai Chan)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14207">SOLR-14207</a>: Fix logging statements with less or more arguments than placeholders.
+<br /><span class="attrib">(shalin)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14172">SOLR-14172</a>: Collection metadata remains in zookeeper if too many shards are requested. This also fixes a bug where
+an inability to assign a node based on existing autoscaling policy resulted in a server error instead of a bad request.
+<br /><span class="attrib">(Andras Salamon, Kevin Risden, shalin)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14196">SOLR-14196</a>: AdminUI login not working for JWTAuth when blockUnknown=false
+<br /><span class="attrib">(janhoy)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14205">SOLR-14205</a>: Do not fail when given timeout to connectionImpl.isValid() = 0
+<br /><span class="attrib">(Nick Vercammen via Kevin Risden)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-11554">SOLR-11554</a>: Support handling OPTIONS request for Hadoop authentication filter
+<br /><span class="attrib">(Peter Cseh via Kevin Risden)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14189">SOLR-14189</a>: Switch from String.trim() to StringUtils.isBlank() in query parsers
+<br /><span class="attrib">(Andy Webb via Uwe Schindler)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13897">SOLR-13897</a>: Fix unsafe publication of Terms object in ZkShardTerms that can cause visibility issues
+and race conditions under contention.
+<br /><span class="attrib">(shalin)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14239">SOLR-14239</a>: Fix the behavior of CaffeineCache.computeIfAbsent on branch_8x.
+<br /><span class="attrib">(ab)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14090">SOLR-14090</a>: Handle the case in `delete-copy-field` when source is a dynamic field
+<br /><span class="attrib">(Frank Iversen, Munendra S N)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14219">SOLR-14219</a>: <a href="http://issues.apache.org/jira/browse/SOLR-14095">SOLR-14095</a> Introduced an issue for rolling restarts (Incompatible Java serialization). This change
+Fixes the compatibility issue while keeping the functionality in <a href="http://issues.apache.org/jira/browse/SOLR-14095">SOLR-14095</a>.
+<br /><span class="attrib">(Andy Webb, Tomás Fernández Löbbe)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13887">SOLR-13887</a>: Use default idleTimeout instead of 0 for HTTP2 requests.
+<br /><span class="attrib">(Houston Putman)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14038">SOLR-14038</a>: Admin UI display for "state.json" should be in a scollable region
+<br /><span class="attrib">(Kevin Risden)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14058">SOLR-14058</a>: Fix IndexOutOfBoundsException in PeerSync that can prevent nodes from recovering
+under certain circumstances.
+<br /><span class="attrib">(yonik)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13041">SOLR-13041</a>: Add hashCode for autoscaling.Condition to accompany the already present equals.
+<br /><span class="attrib">(Zsolt Gyulavari via Christine Poerschke)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-12550">SOLR-12550</a>: ConcurrentUpdateSolrClient doesn't respect timeouts for commits and optimize.
+<br /><span class="attrib">(Marc A. Morissette, Bérénice MAUREL via shalin)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14250">SOLR-14250</a>: Do not log error when trying to consume non-existing input stream due to Expect: 100-continue
+<br /><span class="attrib">(janhoy)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14252">SOLR-14252</a>: Avoid NullPointerException in AggregateMetric.
+<br /><span class="attrib">(Andy Webb via ab)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13411">SOLR-13411</a>: Deny atomic update for route.field, uniqueKey, version and throw exception.
+<br /><span class="attrib">(Dr Oleg Savrasov via Mikhail Khludnev)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14287">SOLR-14287</a>: Admin UI Properties screen does not show colons
+<br /><span class="attrib">(janhoy)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14299">SOLR-14299</a>: IndexFetcher doesn't reset error count to 0 after the last packet is received
+<br /><span class="attrib">(Pushkar Raste via Mike Drob)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14073">SOLR-14073</a>: Fix segment look ahead NPE in CollapsingQParserPlugin
+<br /><span class="attrib">(Joel Bernstein)</span></li>
+ </ol>
+ </li>
+ <li><a id="v8.5.0.other_changes" href="javascript:toggleList('v8.5.0.other_changes')">Other Changes</a> (16)
+ <ol id="v8.5.0.other_changes.list">
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14047">SOLR-14047</a>: Make sure tests don't pickup other Hadoop installs
+<br /><span class="attrib">(Kevin Risden)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14054">SOLR-14054</a>: Upgrade to Tika 1.23 when available
+<br /><span class="attrib">(Tim Allison)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14091">SOLR-14091</a>: Remove deprecated soLingerTime when configuring Jetty connector
+<br /><span class="attrib">(Matthias Krueger via Kevin Risden)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13778">SOLR-13778</a>: Solrj client will retry requests on SSLException with a suppressed SocketException
+(very likely a hard-closed socket connection).
+<p/>
+</li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14169">SOLR-14169</a>: Fix 20 Resource Leak warnings in SolrJ's apache/solr/common
+<br /><span class="attrib">(Andras Salamon via Tomás Fernández Löbbe)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14184">SOLR-14184</a>: Internal 'test' variable DirectUpdateHandler2.commitOnClose has been removed and replaced with
+TestInjection.skipIndexWriterCommitOnClose. Users that modified DUH2.commitOnClose in test cases for custom
+plugins/modicitations should now use TestInjection instead.
+<br /><span class="attrib">(hossman)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14248">SOLR-14248</a>: Improve ClusterStateMockUtil and make its methods public.
+<br /><span class="attrib">(shalin)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14209">SOLR-14209</a>: Upgrade JQuery to 3.4.1
+<br /><span class="attrib">(Kevin Risden)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13996">SOLR-13996</a>: Refactor HttpShardHandler.prepDistributed method.
+<br /><span class="attrib">(shalin)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13794">SOLR-13794</a>: Replace redundent test only copy of '_default' configset with SolrTestCase logic to correctly
+set 'solr.default.confdir' system property
+<br /><span class="attrib">(hossman)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14263">SOLR-14263</a>: Update jvm-settings.adoc
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-11035">SOLR-11035</a>: (at least) 2 distinct failures possible when clients attempt searches
+during SolrCore reload. Removed Bandaid kludge.
+<br /><span class="attrib">(Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-10306">SOLR-10306</a>: Document in Reference Guide how to disable or reduce swapping
+<br /><span class="attrib">(janhoy)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13983">SOLR-13983</a>: Process execution is removed from SystemInfoHandler. A best-effort attempt to
+</li>
+ <li>execute `uname -a` and "`uptime`" on non-Windows platforms is no longer made.
+<br /><span class="attrib">(rmuir)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14114">SOLR-14114</a>: Add WARN to Solr log that embedded ZK is not supported in production
+<br /><span class="attrib">(janhoy)</span></li>
+ </ol>
+ </li>
+</ul>
+<h3><a id="v8.4.1" href="javascript:toggleList('v8.4.1')">Release 8.4.1 [2020-01-13]</a></h3>
+<ul id="v8.4.1.list">
+ <li>Consult the <a href="https://lucene.apache.org/core/8_6_1/changes/Changes.html">LUCENE_CHANGES.txt</a> file for additional, low level, changes in this release.
+</li>
+ </li>
+ <li><a id="v8.4.1.versions_of_major_components" href="javascript:toggleList('v8.4.1.versions_of_major_components')">Versions of Major Components</a> (5)
+ <ol id="v8.4.1.versions_of_major_components.list">
+ <li>Apache Tika 1.19.1
+</li>
+ <li>Carrot2 3.16.0
+</li>
+ <li>Velocity 2.0 and Velocity Tools 3.0
+</li>
+ <li>Apache ZooKeeper 3.5.5
+</li>
+ <li>Jetty 9.4.19.v20190610
+</li>
+ </ol>
+ </li>
+ <li><a id="v8.4.1.upgrade_notes" href="javascript:toggleList('v8.4.1.upgrade_notes')">Upgrade Notes</a> (1)
+ <ol id="v8.4.1.upgrade_notes.list">
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14158">SOLR-14158</a>: Package manager now stores keys in package store instead of ZK. If you're using package manager and have already
+added any repositories, then you would need to re-add all the keys from /keys/exe location, one-by-one, using:
+"bin/solr add-key <keyfile.der>"
+<p/>
+</li>
+ </ol>
+ </li>
+ <li><a id="v8.4.1.bug_fixes" href="javascript:toggleList('v8.4.1.bug_fixes')">Bug Fixes</a> (4)
+ <ol id="v8.4.1.bug_fixes.list">
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14106">SOLR-14106</a>: Cleanup Jetty SslContextFactory usage
+<br /><span class="attrib">(Ryan Rockenbaugh, Jan Hoydahl, Kevin Risden)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14109">SOLR-14109</a>: Always log to stdout from server/scripts/cloud-scripts/zkcli.{bat|sh}
+<br /><span class="attrib">(janhoy)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14165">SOLR-14165</a>: SolrResponse serialVersionUID has changed in a backward incompatible way
+<br /><span class="attrib">(Andy Webb via noble)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14163">SOLR-14163</a>: SOLR_SSL_CLIENT_HOSTNAME_VERIFICATION needs to work with Jetty server/client SSL contexts
+<br /><span class="attrib">(Kevin Risden)</span></li>
+ </ol>
+ </li>
+ <li><a id="v8.4.1.improvements" href="javascript:toggleList('v8.4.1.improvements')">Improvements</a> (1)
+ <ol id="v8.4.1.improvements.list">
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14158">SOLR-14158</a>: Package manager to store public keys in a special "trusted" location instead of in ZooKeeper
+<br /><span class="attrib">(noble, Ishan Chattopadhyaya)</span></li>
+ </ol>
+ </li>
+</ul>
+<h3><a id="v8.4.0" href="javascript:toggleList('v8.4.0')">Release 8.4.0 [2019-12-29]</a></h3>
+<ul id="v8.4.0.list">
+ <li>Consult the <a href="https://lucene.apache.org/core/8_6_1/changes/Changes.html">LUCENE_CHANGES.txt</a> file for additional, low level, changes in this release.
+</li>
+ </li>
+ <li><a id="v8.4.0.versions_of_major_components" href="javascript:toggleList('v8.4.0.versions_of_major_components')">Versions of Major Components</a> (5)
+ <ol id="v8.4.0.versions_of_major_components.list">
+ <li>Apache Tika 1.19.1
+</li>
+ <li>Carrot2 3.16.0
+</li>
+ <li>Velocity 2.0 and Velocity Tools 3.0
+</li>
+ <li>Apache ZooKeeper 3.5.5
+</li>
+ <li>Jetty 9.4.19.v20190610
+</li>
+ </ol>
+ </li>
+ <li><a id="v8.4.0.upgrade_notes" href="javascript:toggleList('v8.4.0.upgrade_notes')">Upgrade Notes</a> (11)
+ <ol id="v8.4.0.upgrade_notes.list">
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13823">SOLR-13823</a>: org.apache.solr.search.grouping.distributed.command.QueryCommand.Builder has new method 'setMainQuery' which is used
+to set top-level query. build() would fail if called without setting mainQuery.
+<p/>
+</li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13817">SOLR-13817</a>: Deprecate legacy SolrCache implementations. Users are encouraged to transition their
+configurations to use org.apache.solr.search.CaffeineCache instead.
+<p/>
+</li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13982">SOLR-13982</a>: Some security-related http headers such as Content-Security-Policy are now set. If you have custom html served
+up by Solr's http server that contains inline javascript, it will no longer execute in modern browsers. You can fix your JS
+code to not run inline anymore, or edit etc/jetty.xml and weaken the CSP, or remove/alter the headers with a reverse proxy.
+<br /><span class="attrib">(rmuir)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13806">SOLR-13806</a>: QueryResponse.getExplainMap() type has changed from Map<String, String> to Map<String, Object>
+in order to accommodate structured explanations. This is a partially back-compatible change - compiled
+third-party components will work the same as before due to type erasure but source code changes may be
+required.
+<p/>
+</li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14025">SOLR-14025</a>: VelocityResponseWriter has been hardened - only trusted configsets can render configset provided
+templates and rendering templates from request parameters has been removed.
+<p/>
+</li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13904">SOLR-13904</a>: timeAllowed parameter is allowed to have 0 value
+<br /><span class="attrib">(Houston Putman, Mikhail Khludnev)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13970">SOLR-13970</a>: Using Collapse filter or expand component with grouping is explicitly disallowed as the combination
+would cause inconsistent behavior and NPEs.
+<p/>
+</li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13978">SOLR-13978</a>: The default configset no longer has the following:
+<ul class="bulleted-list">
+<li class="bulleted-list">
+Library inclusions (<lib ../>) for extraction, solr-cell libs, clustering, velocity, LTR and language identifier
+</li>
+<li class="bulleted-list">
+/browse, /tvrh and /update/extract handlers
+</li>
+<li class="bulleted-list">
+TermVector component
+<br /><span class="attrib">(if someone wants it, can be added using config APIs)</span></li>
+<li class="bulleted-list">
+XSLT response writer
+</li>
+<li class="bulleted-list">
+Velocity response writer
+</li>
+</ul>
+If you want to use them in your collections, please add them to your configset manually or through the Config APIs.
+<p/>
+</li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14071">SOLR-14071</a>: Untrusted configsets (ones that are uploaded via unsecured configset API) cannot use <lib> directive.
+Consider enabling authentication/authorization so that the uploaded configsets are trusted.
+Note: If you already have a collection using untrusted configset that uses <lib> directive, it will not load after
+upgrading to 8.4. You can re-upload your configset using "bin/solr zk -upconfig .." or place your libraries in the
+classpath and restart Solr.
+<p/>
+</li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14065">SOLR-14065</a>: VelocityResponseWriter has been deprecated and may be removed in a future version.
+<p/>
+</li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14072">SOLR-14072</a>: The "Blob Store" API and "runtimeLib" plugin mechanism that uses it is now considered deprecated. The
+replacement to it is the "Package Management" system, which includes a "File Store". These are experimental currently
+but will grow/stabalize/mature.
+<p/>
+</li>
+ </ol>
+ </li>
+ <li><a id="v8.4.0.new_features" href="javascript:toggleList('v8.4.0.new_features')">New Features</a> (9)
+ <ol id="v8.4.0.new_features.list">
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13821">SOLR-13821</a>: A Package store to store and load package artifacts
+<br /><span class="attrib">(noble, Ishan Chattopadhyaya)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13822">SOLR-13822</a>: A Package management system with the following features:
+(a) A packages.json in ZK to store the configuration,
+(b) APIs to read/edit them, and
+(c) Isolated classloaders to load the classes from those packages when the 'class'
+ attribute is prefixed with '<package-name>:'
+<br /><span class="attrib">(noble, Ishan Chattopadhyaya)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13662">SOLR-13662</a>: A CLI based Package Manager ("bin/solr package help" for more details).
+<br /><span class="attrib">(Ishan Chattopadhyaya, noble, David Smiley, Jan Hoydahl)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-10786">SOLR-10786</a>: Add DBSCAN clustering Streaming Evaluator
+<br /><span class="attrib">(Joel Bernstein)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13911">SOLR-13911</a>: Add 'missing' aggregation in JSON FacetModule
+<br /><span class="attrib">(hossman, Munendra S N)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13912">SOLR-13912</a>: Add 'countvals' aggregation in JSON FacetModule
+<br /><span class="attrib">(hossman, Munendra S N)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-12217">SOLR-12217</a>: Support shards.preference in SolrJ for single shard collections. The parameter
+is now used by the CloudSolrClient and Streaming Expressions.
+<br /><span class="attrib">(Houston Putman, Tomas Fernandez-Lobbe)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14043">SOLR-14043</a>: Allow the precision Stream Evaluator to operate on matrices
+<br /><span class="attrib">(Joel bernstein)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14060">SOLR-14060</a>: Allow the random Streaming Expression to create the x-axis
+<br /><span class="attrib">(Joel Bernstein)</span></li>
+ </ol>
+ </li>
+ <li><a id="v8.4.0.improvements" href="javascript:toggleList('v8.4.0.improvements')">Improvements</a> (16)
+ <ol id="v8.4.0.improvements.list">
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13731">SOLR-13731</a>: 'javabin' must support a 1:1 mapping of the JSON update format
+<br /><span class="attrib">(noble)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13831">SOLR-13831</a>: Support defining arbitrary autoscaling simulation scenarios.
+<br /><span class="attrib">(ab)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13865">SOLR-13865</a>: Move replica routing code to SolrJ.
+<br /><span class="attrib">(Houston Putman via Tomas Fernandez-Lobbe)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13844">SOLR-13844</a>: Remove replica recovery terms with the replica term
+<br /><span class="attrib">(Houston Putman via Cao Manh Dat)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13898">SOLR-13898</a>: Use the new SolrCache.computeIfAbsent instead of non-atomic get / put in order to
+improve cache hit ratios.
+<br /><span class="attrib">(ab, Ben Manes)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13907">SOLR-13907</a>: In the Cloud/tree section of the Admin UI, fix metadata panel and force an horizontal scrollbar for the tree
+<br /><span class="attrib">(Richard Goodman via Tomás Fernández Löbbe)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13905">SOLR-13905</a>: Make findRequestType in AuditEvent more robust
+<br /><span class="attrib">(janhoy)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13961">SOLR-13961</a>: When using partial/atomic updates to remove child documents, we now support setting to null or
+an empty list as equivalent to the "remove" command.
+<br /><span class="attrib">(Thomas Wöckinger)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13969">SOLR-13969</a>: Clean up and document AuditEvent API
+<br /><span class="attrib">(janhoy)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13968">SOLR-13968</a>: Support postingsFormat and docValuesFormat in schema fields.
+<br /><span class="attrib">(Bruno Roustant)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-11706">SOLR-11706</a>: Add support for aggregation on multivalued fields in JSON facets. min, max, avg, sum, sumsq, stddev,
+variance, percentile aggregations now have support for multivalued fields.
+<br /><span class="attrib">(hossman, Munendra S N)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13987">SOLR-13987</a>: Admin UI should not rely on javascript eval()
+<br /><span class="attrib">(rmuir, Kevin Risden)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13979">SOLR-13979</a>: Expose separate metrics for distributed and non-distributed requests.
+<br /><span class="attrib">(ab)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13957">SOLR-13957</a>: Add sensible defaults for the facet, random, facet2D, timeseries, stats
+and update Streaming Expressions
+<br /><span class="attrib">(Joel Bernstein)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13904">SOLR-13904</a>: Analytic component abandons requests exceedig a limit passed via timeAllowed parameter.
+<br /><span class="attrib">(Houston Putman, Mikhail Khludnev)</span>.
+<p/>
+</li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13970">SOLR-13970</a>: Fail the request when collapsing or expand is used with Grouping.
+<br /><span class="attrib">(Erick Erickson, Joel Bernstein, Munendra S N)</span></li>
+ </ol>
+ </li>
+ <li><a id="v8.4.0.bug_fixes" href="javascript:toggleList('v8.4.0.bug_fixes')">Bug Fixes</a> (27)
+ <ol id="v8.4.0.bug_fixes.list">
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13827">SOLR-13827</a>: Fail on unknown operation in Request Parameters API
+<br /><span class="attrib">(Munendra S N, noble)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13403">SOLR-13403</a>: Fix NPE in TermsComponent for DatePointField
+<br /><span class="attrib">(yonik, Munendra S N)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-9802">SOLR-9802</a>: Fix grouping failure for date field in solrcloud
+<br /><span class="attrib">(Erick Erickson, Munendra S N, Vitaly Lavrov)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-12393">SOLR-12393</a>: Compute score if requested even when expanded docs not sorted by score in ExpandComponent.
+<br /><span class="attrib">(David Smiley, Munendra S N)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13877">SOLR-13877</a>, <a href="http://issues.apache.org/jira/browse/SOLR-7798">SOLR-7798</a>: Robust support for ExpandComponent when used independently of CollapsingPostFilter.
+<br /><span class="attrib">(Jörg Rathlev, Michael Gibney, Munendra S N)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13823">SOLR-13823</a>: Fix ClassCastEx when score is requested with group.query. This also fixes score not being generated
+for distributed group.query case.
+<br /><span class="attrib">(Uwe Jäger, Munendra S N)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13207">SOLR-13207</a>: In dismax and edismax "minimum should match" queries, the < operator not followed by a number will now return
+an HTTP 400 error rather than 500, and the error message will explain that < must be followed by a number.
+<br /><span class="attrib">(Chris Hennick)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13762">SOLR-13762</a>: Fix BinaryField support for non-binary wt's
+<br /><span class="attrib">(Thomas Woeckinger via Jason Gerlowski)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13882">SOLR-13882</a>: Collections API COLSTATUS does not check live_nodes when reporting replica's status.
+<br /><span class="attrib">(Erick Erickson, Andrzej BiaÅecki)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13872">SOLR-13872</a>: Fixed Backup failures - typically manifesting as NoSuchFileException - due to race conditions
+in saving/reserving commit points
+<br /><span class="attrib">(hossman)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13921">SOLR-13921</a>: Processing UpdateRequest with delegation token throws NullPointerException
+<br /><span class="attrib">(Istvan Farkas via Kevin Risden)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13941">SOLR-13941</a>: Tests configure Jetty differently than when running via start.jar
+<br /><span class="attrib">(janhoy, Uwe Schindler)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13950">SOLR-13950</a>: Fix InterruptedException being swallowed in ZkStateReaderâs getLeaderRetry method
+<br /><span class="attrib">(Andy Vuong via Tomás Fernández Löbbe)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13465">SOLR-13465</a>: CoreContainer.auditloggerPlugin should be volatile
+<br /><span class="attrib">(janhoy, hossman)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13805">SOLR-13805</a>: NPE when calling /solr/admin/info/health on standalone solr
+<br /><span class="attrib">(Nicholas DiPiazza, shalin)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13954">SOLR-13954</a>: Embedded ZooKeeper in Solr now does not try to load JettyAdminServer
+<br /><span class="attrib">(janhoy)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13087">SOLR-13087</a>: Use EUID instead of whoami to check for root in the bin/solr script
+<br /><span class="attrib">(Martijn Koster via Jason Gerlowski)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13977">SOLR-13977</a>: solr create -c not working under Windows 10
+<br /><span class="attrib">(janhoy)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13966">SOLR-13966</a>: LatLonPointSpatialField wasn't working correctly with atomic/partial updates or RTG.
+<br /><span class="attrib">(Thomas Wöckinger via David Smiley)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13563">SOLR-13563</a>: SPLITSHARD using LINK method fails on disk usage checks.
+<br /><span class="attrib">(Andrew Kettmann, ab)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13806">SOLR-13806</a>: SolrJ QueryResponse._explainMap is incorrectly typed.
+<br /><span class="attrib">(Guna Sekhar Dorai, ab)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13975">SOLR-13975</a>, <a href="http://issues.apache.org/jira/browse/SOLR-13896">SOLR-13896</a>: ConcurrentUpdateSolrClient connection stall prevention.
+<br /><span class="attrib">(ab, caomanhdat)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13953">SOLR-13953</a>: Prometheus exporter in SolrCloud mode limited to 100 nodes
+<br /><span class="attrib">(Alex Jablonski via Erick Erickson)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13945">SOLR-13945</a>: Fix: SPLITSHARD can cause data loss on a failure to commit after the sub-shards are active and a rollback
+is done to make parent shard active again
+<br /><span class="attrib">(Ishan Chattopadhyaya, ab)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14071">SOLR-14071</a>: Untrusted configsets cannot use <lib> directive due to security reasons
+<br /><span class="attrib">(Ishan Chattopadhyaya)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14013">SOLR-14013</a>: FIX: javabin performance regressions
+<br /><span class="attrib">(noble, yonik, Houston Putman)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-14079">SOLR-14079</a>: SPLITSHARD splitByPrefix doesn't work in async mode. This also
+affects splits triggered by the autoscale framework, which use async mode.
+<br /><span class="attrib">(Megan Carey, Andy Vuong, Bilal Waheed, Ilan Ginzburg, yonik)</span></li>
+ </ol>
+ </li>
+ <li><a id="v8.4.0.other_changes" href="javascript:toggleList('v8.4.0.other_changes')">Other Changes</a> (11)
+ <ol id="v8.4.0.other_changes.list">
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-12769">SOLR-12769</a>: Fix incorrect documentation for 'delete' op in Request parameters API
+<br /><span class="attrib">(Alexandre Rafalovitch, Munendra S N)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13841">SOLR-13841</a>: Provide mappings for jackson annotation @JsonProperty to use Jackson deserializer
+<br /><span class="attrib">(noble)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13824">SOLR-13824</a>: Strictly reject anything after JSON in most APIs
+<br /><span class="attrib">(Mikhail Khludnev, Munendra S N)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13869">SOLR-13869</a>: SolrTestCaseJ4.getNextAvailablePort() has been deprecated (and will be removed in 9.0) since
+it is fundementally flawed. Users with tests that depend on this method should restructure them.
+<br /><span class="attrib">(hossman)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13782">SOLR-13782</a>: Solr Ref Guide no longer published in PDF format.
+<br /><span class="attrib">(Cassandra Targett)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-12193">SOLR-12193</a>: Move some log messages to TRACE level
+<br /><span class="attrib">(gezapeti, janhoy)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13885">SOLR-13885</a>: Typos in the documentation.
+<br /><span class="attrib">(KoenDG via Cassandra Targett)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13992">SOLR-13992</a>: Code refactored to have collection name, slice name in Replica, Slice
+<br /><span class="attrib">(noble)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13998">SOLR-13998</a>: Add thread safety annotations to Solr. This only introduces the annotations and doesn't add these to
+existing classes.
+<br /><span class="attrib">(Anshum Gupta, Mark Miller)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13818">SOLR-13818</a>: Upgrade jackson to 2.10.0
+<br /><span class="attrib">(marungo, Andras Salamon via Kevin Risden)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13999">SOLR-13999</a>: Document zkHost param on topic() stream
+<br /><span class="attrib">(Vergil Cheynov via Jason Gerlowski)</span></li>
+ </ol>
+ </li>
+</ul>
+<h3><a id="v8.3.1" href="javascript:toggleList('v8.3.1')">Release 8.3.1 [2019-12-03]</a></h3>
+<ul id="v8.3.1.list">
+ <li>Consult the <a href="https://lucene.apache.org/core/8_6_1/changes/Changes.html">LUCENE_CHANGES.txt</a> file for additional, low level, changes in this release.
+</li>
+ </li>
+ <li><a id="v8.3.1.versions_of_major_components" href="javascript:toggleList('v8.3.1.versions_of_major_components')">Versions of Major Components</a> (5)
+ <ol id="v8.3.1.versions_of_major_components.list">
+ <li>Apache Tika 1.19.1
+</li>
+ <li>Carrot2 3.16.0
+</li>
+ <li>Velocity 2.0 and Velocity Tools 3.0
+</li>
+ <li>Apache ZooKeeper 3.5.5
+</li>
+ <li>Jetty 9.4.24.v20191120
+</li>
+ </ol>
+ </li>
+ <li><a id="v8.3.1.upgrade_notes" href="javascript:toggleList('v8.3.1.upgrade_notes')">Upgrade Notes</a> (1)
+ <ol id="v8.3.1.upgrade_notes.list">
+ <li>Velocity: The initialization parameters
+"params.resource.loader.enabled" and "solr.resource.loader.enabled" have been removed and replaced by
+Java system properties "velocity.resourceloader.params.enabled" and "velocity.resourceloader.solr.enabled"
+respectively (both turned off by default). Please see <a href="http://issues.apache.org/jira/browse/SOLR-13971">SOLR-13971</a> for more details.
+<p/>
+</li>
+ </ol>
+ </li>
+ <li><a id="v8.3.1.bug_fixes" href="javascript:toggleList('v8.3.1.bug_fixes')">Bug Fixes</a> (5)
+ <ol id="v8.3.1.bug_fixes.list">
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13963">SOLR-13963</a>: JavaBinCodec has concurrent modification of CharArr resulting in corrupt internode updates
+<br /><span class="attrib">(Colvin Cowie, noble)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13941">SOLR-13941</a>: Tests configure Jetty differently than when running via start.jar
+<br /><span class="attrib">(janhoy, Uwe Schindler)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13905">SOLR-13905</a>: Make findRequestType in AuditEvent more robust
+<br /><span class="attrib">(janhoy)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13465">SOLR-13465</a>: CoreContainer.auditloggerPlugin should be volatile
+<br /><span class="attrib">(janhoy, hossman)</span></li>
+ <li><a href="http://issues.apache.org/jira/browse/SOLR-13971">SOLR-13971</a>: Velocity response writer's resource loading now possible only through startup parameters.
+<br /><span class="attrib">(Ishan Chattopadhyaya, David Smiley)</span></li>
+ </ol>
+ </li>
+</ul>
+<h3><a id="v8.3.0" href="javascript:toggleList('v8.3.0')">Release 8.3.0 [2019-11-02]</a></h3>
+<ul id="v8.3.0.list">
+ <li>Consult the <a href="https://lucene.apache.org/core/8_6_1/changes/Changes.html">LUCENE_CHANGES.txt</a> file for additional, low level, changes in this release.
+</li>
+ </li>
+ <li><a id="v8.3.0.versions_of_major_components" href="javascript:toggleList('v8.3.0.versions_of_major_components')">Versions of Major Components</a> (5)
+ <ol id="v8.3.0.versions_of_major_components.list">
+ <li>Apache Tika 1.19.1
+</li>
+ <li>Carrot2 3.16.0
+</li>
+ <li>Velocity 2.0 and Velocity Tools 3.0
+</li>
+ <li>Apache ZooKeeper 3.5.5
+</li>
+ <li>Jetty 9.4.19.v20190610
+</li>
+ </ol>
+ </li>
+ <li><a id="v8.3.0.upgrade_notes" href="javascript:toggleList('v8.3.0.upgrade_notes')">Upgrade Notes</a> (2)
+ <ol id="v8.3.0.upgrade_notes.list">
+ <li>Users who have written test cases that extend SolrTestCaseJ4 may see NullPointerExceptions if
+their tests directly reference both SolrTestCaseJ4.initCoreDataDir and SolrTestCaseJ4.deleteCore().
+This change in behavior is due to a bug fix in deleteCore() to ensure the dataDir is properly reset
+in tests that call initCore()/deleteCore() multiple times in a given test (class). initCoreDataDir
+is now deprecated, and users are encouraged to use SolrTestCaseJ4.initAndGetDataDir() in it's place.
+See <a href="http://issues.apache.org/jira/browse/SOLR-13664">SOLR-13664</a> for more details.
+<p/>
+</li>
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