MongoDB nosql database basics

We write informational, educational, non-production tutorials for data scientists, data engineers, machine learning engineers. Web development and nosql database knowledge and skills are useful even for engineers who don’t immediately see these skills as useful. They are great for startups, hackathons, quickly prototype products, iterating on product / feature ideas. One thing about MongoDB nosql database is that it’s extremely flexible : there’s no need to define a schema right away (not in the strict sense of a SQL database), it’s possible to add more attributes later, it can be easily served on the…