I’ve seen enough entrepreneurs make the same mistake over and over again. For instance, they choose technologies for their MVPs and complete mobile app solutions without understanding the backend development needs, especially the cloud storage and database.
In short, you need to understand the technical usage of every database and then decide the one that’s right for your product.
Have a look at this blog that I found. Which database is better?
Firebase vs MongoDB
It gives straight comparisons without any long stories.