From Hibernate to Elasticsearch

A great search experience is a must-have for enterprise applications. As full-text search in databases often is limited, ElasticSearch steps in and offers powerful search services through a REST API. But how to keep your domain model and Elasticsearch in sync?

What we often stumble across, though, is the naiive approach of synchronizing both data storages.
It boils down to:

1. Store data in database
2. Store data in search index