Other Ingest Methods
Usually, the simplest way to get data into Fusion is through its connectors. However, in some cases it makes sense to use other methods:
Importing directly into Solr
Fusion can read any data that has been imported into its Solr core. If you’re already a proficient Solr user, you may already have mechanisms in place for doing this. You can continue importing your data directly into Solr, then use Fusion to read and manage it.
The Fusion package also includes tools for direct import into Solr:
Pushing to an index pipeline