diff --git a/solr/solr-ref-guide/src/solr-upgrade-notes.adoc b/solr/solr-ref-guide/src/solr-upgrade-notes.adoc index a658af625b89..751f87c139fa 100644 --- a/solr/solr-ref-guide/src/solr-upgrade-notes.adoc +++ b/solr/solr-ref-guide/src/solr-upgrade-notes.adoc @@ -24,7 +24,7 @@ These notes highlight the biggest changes that may impact the largest number of implementations. It is not a comprehensive list of all changes to Solr in any release. When planning your Solr upgrade, consider the customizations you have made to -your system and review the {solr-javadocs}/changes//Changes.html[`CHANGES.txt`] +your system and review the {solr-javadocs}/changes/Changes.html[`CHANGES.txt`] file found in your Solr package. That file includes all the changes and updates that may effect your existing implementation. @@ -38,12 +38,20 @@ Detailed steps for upgrading a Solr cluster are in the section <> below. +=== Solr 8.8 + +*Removed Contribs* + +* The search results clustering contrib has been removed from 8.x Solr line due to lack + of Java 1.8 compatibility in the dependency providing on-line clustering of search results. + See SOLR-14981 for more details. + === Solr 8.7 See the https://cwiki.apache.org/confluence/display/SOLR/ReleaseNote87[8.7 Release Notes^] for an overview of the main new features of Solr 8.7. -When upgrading to 8.6.x users should be aware of the following major changes from 8.6. +When upgrading to 8.7.x users should be aware of the following major changes from 8.6. *Autoscaling* @@ -128,9 +136,8 @@ If your cluster is running 8.6.0 and *not using an explicit autoscaling policy*, + Replace `localhost:8983` with your Solr endpoint. + -``` +[source,text] curl -X POST -H 'Content-type:application/json' -d '{set-cluster-policy : [], set-cluster-preferences : []}' http://localhost:8983/api/cluster/autoscaling -``` + This information is only relevant for users upgrading from 8.6.0. If upgrading from an earlier version to 8.6.1+, this warning can be ignored. @@ -160,7 +167,9 @@ More information about this new feature is available in the section <>. +With this feature Solr's Blob Store functionality is now deprecated and will likely be removed in 9.0. *Security* @@ -573,7 +583,7 @@ If you run in SolrCloud mode, you must be on Solr version 7.3 or higher in order == Upgrading from Pre-7.x Versions -Users upgrading from versions of Solr prior to 7.x are strongly encouraged to consult {solr-javadocs}/changes//Changes.html[`CHANGES.txt`] for the details of _all_ changes since the version they are upgrading from. +Users upgrading from versions of Solr prior to 7.x are strongly encouraged to consult {solr-javadocs}/changes/Changes.html[`CHANGES.txt`] for the details of _all_ changes since the version they are upgrading from. The upgrade from Solr 6.x to Solr 7.0 introduced several *major* changes that you should be aware of before upgrading. Please do a thorough review of the section <> before starting your upgrade.