THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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https://solr.apache.org/docs/9_0_0/changes/Changes.html
Since this is a major-version release with breaking changes, please consult the "Solr Upgrade Notes" when planning an upgrade:
https://solr.apache.org/guide/9_0/solr-upgrade-notes.html <--- FIX LINK
Solr 9.0.0 Release Highlights:
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