With an update request processor https://lucene.apache.org/solr/7_4_0//solr-core/org/apache/solr/update/processor/UniqFieldsUpdateProcessorFactory.html
> Am 14.03.2019 um 15:01 schrieb Alexis Aravena Silva <aarav...@itsofteg.com>: > > Hello, > > > I'm indexing data into some MultiValueFields, but I have duplicates, how can > I remove the duplicate values at indexing time? > > > I'm using Solr 7. > > > sample: > > > _nombreArea_":["MICROBIOLOGÍA", "QUÍMICA", "MICROBIOLOGÍA", "MICROBIOLOGÍA", > "MICROBIOLOGÍA", "QUÍMICA", "QUÍMICA", "MICROBIOLOGÍA", "MICROBIOLOGÍA", > "QUÍMICA", "MICROBIOLOGÍA", "QUÍMICA"], > > > Regards, > > Alexis Aravena S. > >