{"id":1183,"date":"2022-05-12T15:34:05","date_gmt":"2022-05-12T13:34:05","guid":{"rendered":"https:\/\/solr.pl\/?p=1183"},"modified":"2022-05-12T15:34:06","modified_gmt":"2022-05-12T13:34:06","slug":"apache-solr-9-0","status":"publish","type":"post","link":"https:\/\/solr.pl\/en\/2022\/05\/12\/apache-solr-9-0\/","title":{"rendered":"Apache Solr 9.0"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">It is a pleasure to inform that the next <strong>major <\/strong>release of the Apache Solr search server has been released. Please welcome Solr <strong>9.0<\/strong>.<\/p>\n\n\n\n<!--more-->\n\n\n\n<p class=\"wp-block-paragraph\">We have to admit that the number of changes in the search engine is quite extensive, so we are only mentioning some of them:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Solr now requires at least Java 11 <\/li><li>Rate limit is now available in Solr<\/li><li><em>CLUSTERSTATUS<\/em> command response now include health of the collection and shard<\/li><li>Temporal graph queries with DAY and WEEKDAY are now supported<\/li><li>Support for K nearest neighbors search landed!<\/li><li>Simple UI for executing SQL queries was added<\/li><li>Task management interface is available<\/li><li>Autoscaling replacement using placement plugins<\/li><li>Managed schema file <em>managed-schema<\/em> was renamed to <em>managed-schema.xml<\/em><\/li><li>Data Import Handler was removed<\/li><li>Support for <em>clusterstate.json<\/em> file was removed<\/li><li>Support for <em>maxShardsPerNode<\/em> parameter during collection creation was removed<\/li><li>Metrics history collection was removed<\/li><li>Autoscaling framework was removed<\/li><li>Cross Data Center Replication (CDCR) was removed<\/li><li>Rule based replica placement was removed<\/li><li>Legacy Solr caches implementations were removed and users have to upgrade their configurations to use CaffeineCache instead<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">You can read the full list of changes at: <a rel=\"noreferrer noopener\" href=\"https:\/\/lucene.apache.org\/solr\/8_11_0\/changes\/Changes.html\" target=\"_blank\">https:\/\/lucene.apache.org\/solr\/9<\/a><a rel=\"noreferrer noopener\" href=\"https:\/\/lucene.apache.org\/solr\/8_11_0\/changes\/Changes.html\" target=\"_blank\">_0\/changes\/Changes.html<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Apache Solr<strong> 9.0<\/strong> can be downloaded from <a rel=\"noreferrer noopener\" href=\"http:\/\/www.apache.org\/dyn\/closer.cgi\/lucene\/solr\/\" target=\"_blank\">http:\/\/www.apache.org\/dyn\/closer.cgi\/lucene\/solr<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>It is a pleasure to inform that the next major release of the Apache Solr search server has been released. Please welcome Solr 9.0.<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"categories":[27],"tags":[257,164],"class_list":["post-1183","post","type-post","status-publish","format-standard","hentry","category-solr-en","tag-release-2","tag-solr-2"],"_links":{"self":[{"href":"https:\/\/solr.pl\/en\/wp-json\/wp\/v2\/posts\/1183","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/solr.pl\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/solr.pl\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/solr.pl\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/solr.pl\/en\/wp-json\/wp\/v2\/comments?post=1183"}],"version-history":[{"count":3,"href":"https:\/\/solr.pl\/en\/wp-json\/wp\/v2\/posts\/1183\/revisions"}],"predecessor-version":[{"id":1190,"href":"https:\/\/solr.pl\/en\/wp-json\/wp\/v2\/posts\/1183\/revisions\/1190"}],"wp:attachment":[{"href":"https:\/\/solr.pl\/en\/wp-json\/wp\/v2\/media?parent=1183"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/solr.pl\/en\/wp-json\/wp\/v2\/categories?post=1183"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/solr.pl\/en\/wp-json\/wp\/v2\/tags?post=1183"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}