You can use nested indexing and Index both types of documents in one core. https://lucene.apache.org/solr/guide/8_1/indexing-nested-documents.html
However, what is the use case for Solr if you have already a database? > Am 13.11.2019 um 20:50 schrieb rhys J <rhyssha...@gmail.com>: > > I have more than one core. Each core represents one database table. > > They are coordinated by debt_id/debtor_id, so we can do join statements on > them with Sybase/SQL. > > Is there a way to query more than one core at a time, or do I need to do > separate queries per core, and then somehow with perl aggregate them into > one list? > > Thanks, > > Rhys