Hi Vincenzo, I think SignatureUpdateProcessor is what you are looking for.
https://github.com/apache/solr/blob/main/solr/core/src/java/org/apache/solr/update/processor/SignatureUpdateProcessorFactory.java Koji On 2022/07/30 18:41, Vincenzo D'Amore wrote:
Hi all, As far as I know it is not possible, but just to be sure I'm asking from your experience, do you know if there is any way, on Solr side, to update a document only if one or more fields differs from the stored document? Best regards, Vincenzo
