Apache Solr

Apache Solr 7.3.1 release, Java Server full-text search


Apache Solr 7.3.1 was released. Apache Solr (pronunciation: SOLer) is an open source search server. Solr uses the Java language development, mainly based on HTTP and the Apache  Lucene implementation.


  • Consult the LUCENE_CHANGES.txt file for additional, low level, changes in this release.
  • Update:
    1. Apache Tika 1.17
    2. Carrot2 3.15.0
    3. Velocity 1.7 and Velocity Tools 2.0
    4. Apache UIMA 2.3.1
    5. Apache ZooKeeper 3.4.11
    6. Jetty 9.4.8.v20171121
  • Fix Bug :
    1. SOLR-12204: Upgrade commons-fileupload dependency to 1.3.3 to address CVE-2016-1000031.
    2. SOLR-12256: Fixed some eventual-consistency issues with collection aliases by using ZooKeeper.sync().
    3. SOLR-12087: Deleting replicas sometimes fails and causes the replicas to exist in the downstate
    4. SOLR-12146: LIR should skip deleted replicas
    5. SOLR-12066: Cleanup deleted core when node start
    6. SOLR-12065: A successful restore collection should mark the shard state as active and not buffering
    7. SOLR-11724: Cdcr bootstrapping should ensure that non-leader replicas should sync with the leader
    8. SOLR-12202: Fix errors in solr-exporter.cmd.
    9. SOLR-12316: Do not allow to use absolute URIs for including other files in solrconfig.xml and schema parsing.


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