Computed Patttern Some computations are complex and if we store the operands of the computation separately, we can end up with poor peformance. Math operations: sum, average, median,… usua...

Patterns Patterns are very exciting because they are the most powerful tool for designing schemas for MongoDB and NoSQL. Patterns are not full solution to problems. Those are called full solutions....

Relationships with MongoDB Even if MongoDB is classified as a document database, the pieces of information stored in the database still have relationships between them. Understanding how to represe...

One of the most common misconceptions about data modeling in MongoDB is that modeling is schemaless, meaning that it doesn’t really matter which field documents have or how different the documents ...