An Introduction to MongoDB
MongoDB is the most popular document oriented DB. History Created in 2007 Company: doubleclick All data is stored in JSON-like documents which are organized in collections where they can be queried. Flexible schema Unlike relational ~DB~ table, predefined schema of a table is not necessary. This allows you to evolve yout data rapidly without needing to write complex DB migrattion. Data frequently needed together is stored together, in same place This makes read operation extremely fast - because no joins are required....