solr/core/src/test-files/solr/collection1/conf/solrconfig-dedup-overwrites.xml

<?xml version="1.0" ?>

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<config>

  <updateRequestProcessorChain name="dedupe">
    <!-- THIS CHAIN IS NOT VALID IN SOLR CLOUD !
         THIS USE OF THE (DEFAULT) 'signatureField' IS INCOMPATIBLE WITH (DEFAULT) overwriteDupes=true IN SOLR CLOUD
    -->
    <processor class="org.apache.solr.update.processor.SignatureUpdateProcessorFactory">
      <bool name="overwriteDupes">true</bool>
      <str name="fields">v_t,t_field</str>
      <str name="signatureClass">org.apache.solr.update.processor.TextProfileSignature</str>
    </processor>
    <processor class="solr.RunUpdateProcessorFactory" />
  </updateRequestProcessorChain>
  <updateRequestProcessorChain name="dedupe-allfields">
    <!-- this chain is valid, even in cloud, because the signatureField is the unqiueKey field -->
    <processor class="org.apache.solr.update.processor.SignatureUpdateProcessorFactory">
      <bool name="overwriteDupes">false</bool>
      <str name="signatureField">id</str>
      <str name="fields"></str>
      <str name="signatureClass">org.apache.solr.update.processor.Lookup3Signature</str>
    </processor>
    <processor class="solr.RunUpdateProcessorFactory" />
  </updateRequestProcessorChain>
  <updateRequestProcessorChain name="stored_sig">
    <!-- this chain is valid, even in cloud, even though the signature field is not
         indexed, because we are not asking for dups to be overwritten
      -->
    <processor class="org.apache.solr.update.processor.SignatureUpdateProcessorFactory">
      <str name="signatureField">non_indexed_signature_sS</str>
      <bool name="overwriteDupes">false</bool>
      <str name="fields">v_t,t_field</str>
      <str name="signatureClass">org.apache.solr.update.processor.TextProfileSignature</str>
    </processor>
    <processor class="solr.RunUpdateProcessorFactory" />
  </updateRequestProcessorChain>
  
  <dataDir>${solr.data.dir:}</dataDir>

  <directoryFactory name="DirectoryFactory"
                    class="${solr.directoryFactory:solr.NRTCachingDirectoryFactory}"/>
  <schemaFactory class="ClassicIndexSchemaFactory"/>

  <luceneMatchVersion>${tests.luceneMatchVersion:LATEST}</luceneMatchVersion>

  <xi:include href="solrconfig.snippet.randomindexconfig.xml" xmlns:xi="http://www.w3.org/2001/XInclude"/>

  <updateHandler class="solr.DirectUpdateHandler2">
    <commitWithin>
      <softCommit>${solr.commitwithin.softcommit:true}</softCommit>
    </commitWithin>
    <updateLog class="${solr.ulog:solr.UpdateLog}"></updateLog>
  </updateHandler>
  
  <requestHandler name="/select" class="solr.SearchHandler" />
  <initParams path="/select">
    <lst name="defaults">
      <str name="df">text</str>
    </lst>
  </initParams>

</config>