What Makes Mongodb Unique

MongoDB enables such iteration. More than any other NoSQL database, and dramatically more than any relational database, MongoDB’s document-oriented data model makes it exceptionally easy to add or change fields, among other things. … Yes, MongoDB is popular because it’s easy to learn and get started.

Why is MongoDB unique?

MongoDB’s Unique Constraint makes certain that the fields indexed in it, do not store duplicate values for the same field, i.e., making sure the uniqueness of fields. By default, MongoDB enforces this unique constraint on the “_id” field, while inserting new data.

What is so good about MongoDB?

MongoDB is highly scalable, using shards. Horizontal scalability is a big plus in most NoSQL databases. MongoDB is no exception. It is also highly reliable due to its replica sets, and the data is replicated in more nodes asynchronously.