While a document store is a subset of NoSQL databases, NoSQL is not synonymous with document store. It also includes graphs, key-value stores, etc. That's what

While a document store is a subset of NoSQL databases, NoSQL is not synonymous with document store. It also includes graphs, key-value stores, etc. That's what the original person was getting at - you should've started with "document store". While I may use JSON for storing click data, I wouldn't do it using a NoSQL database.