But you can potentially still use Solr dedupe if you do the upfront work
(in RDMS or NoSQL pre-index processing) to assign some sort of "Group ID".
See OCLC's FRBR Work-Set Algorithm,
http://www.oclc.org/content/dam/research/activities/frbralgorithm/2009-08.pdf?urlm=161376
, for some details on o
Solr dedupe is based on the concept of a signature - some fields and rules
that reduce a document into a discrete signature, and then checking if that
signature exists as a document key that can be looked up quickly in the
index. That's the conceptual basis. It is not based on any kind of field by
