Indeed. You don't need a documentdb. Your schema-less store actually contains a whole set of objects that have the same schema. And you'll want to normalize th

Indeed. You don't need a documentdb. Your schema-less store actually contains a whole set of objects that have the same schema. And you'll want to normalize that data. So do that. Graphs? Please, spend 2 weeks looking at why you feel a behemoth like Neo4j is actually necessary in your system. Because it probably isn't. Please don't confuse ease of navigation with the need for a graph database.