1. Write web application with little to no idea how an RDBMS works 2. Run into inevitable performance problems 3. Decide that your database is at fault, rewri

1. Write web application with little to no idea how an RDBMS works 2. Run into inevitable performance problems 3. Decide that your database is at fault, rewrite in NoSQL 4. Buy into NoSQL hype, push 5x resources on your NoSQL solution 5. Profit? There are NoSQL options that are great for lots of things. It takes some significant expertise to know if your thing is one of those things. Expertise you probably don't have if you don't even have a moderately deep knowledge of RDBMS-es.