[SOLR-14831] remove deprecated-and-unused "facet.distrib.mco" constant

• Type: Task
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 8.7, 9.0
• Component/s: SolrJ
• Assignee: Christine Poerschke
• Reporter: Christine Poerschke
• Created: 04/Sep/20 14:37
• Updated: 04/Nov/20 15:21
• Resolved: 09/Sep/20 12:25

Description

This is ready for removal e.g. as per the https://github.com/apache/lucene-solr/blob/releases/lucene-solr/8.6.2/solr/solrj/src/java/org/apache/solr/common/params/FacetParams.java#L139-L144 comment:

   * @deprecated
   * This option is no longer used nor will if affect any queries as the fix has been built in. (SOLR-11711)
   * This will be removed entirely in 8.0.0
   */
  @Deprecated
  public static final String FACET_DISTRIB_MCO = FACET_DISTRIB + ".mco";

Issue Links

• relates to: SOLR-9152 Change the default of facet.distrib.mco from false to true
• requires: SOLR-11711 distributed pivot & field facets can processes excessive docs unneccessarily due to internal mincount=0
• links to: GitHub Pull Request #1832