NoSQL is a very wide field. There are lots of special cases in which certain NoSQL data stores can help a lot. One of the points the posted article makes is tha

NoSQL is a very wide field. There are lots of special cases in which certain NoSQL data stores can help a lot. One of the points the posted article makes is that native multi-model databases help you not to sacrifice relational and yet reap some of the benefits certain NoSQL data models (like graph) can provide.