Introduction to MongoDB
Imagine a world where using a database is so simple that you soon forget you’re even using it. Imagine a world where speed and scalability just work, and there’s no need for complicated configuration or setup. Imagine being able to focus only on the task at hand, get things done, and then—just for a change—leave work on time. That might sound a bit fanciful, but MongoDB promises to help you accomplish all these things (and more).
MongoDB (derived from the word humongous) is a relatively new breed of database that has no concept of tables, schemas, SQL, or rows. It doesn’t have transactions, ACID compliance, joins, ...