Can I use solr cloud replica for reindexing

Hi, I have a question - https://stackoverflow.com/questions/54593171/can-i-use-solr-cloud-replica-for-reindexing . Can you help me?

Solr question about deleting core permanently

Hi, I have a question https://stackoverflow.com/questions/50150507/how-can-i-delete-all-fields-after-corecollection-was-deleted can you help me? This is regarding deleting solr core permanently.

NER question

Hi, I have a question regarding NER https://stackoverflow.com/questions/49894727/using-named-entity-extraction-in-solr-7-3 can you help me?

Solr OpenNLP named entity extraction

Hi once more I am trying to implement named entities extraction using this manual https://lucene.apache.org/solr/7_3_0//solr-analysis-extras/org/apache/solr/update/processor/OpenNLPExtractNamedEntitiesUpdateProcessorFactory.html I am modified solrconfig.xml like this: opennlp/en-ner-pe