Advantages of MongoDB :

Developer UX :

• It is created in such a way that ensures that the developers have an excellent experience while creating apps.
• Programming languages like JavaScript , Java , Go , C, C# , Python , PHP , Swift, Scala, Rust, and Ruby on Rails were MongoDB used.
• In Enterprise, IT new features are being added for supporting operations of MongoDB as an increasing number of businesses are opting for this database.
• For MongoDB customers, excellent tech support is also available.
• Assigning clusters straight away and you can start coding with just a couple of clicks in the web UI.

Scalability & Transactionality :

• In Scalability, you can develop apps that are capable of handling traffic spikes smoothly. It is one of the biggest advantages of MongoDB.
• Massive volumes of the read and write operations are supported, Due to the many innovations by MongoDB.
• Information clusters can be stored in one place, though the information itself is stored on numerous computer clusters, Due to the manner of Sharding in MongoDB.
• This is in stark contrast to the relational database architecture which scales up in order to create computers they are more powerful and speeder, therefore limited.
• In MongoDB objects can be embedded within one another during data modeling.

Platform & Ecosystem maturity :

• MongoDB was launched in 2007, and till now thousands of apps have been used for various purposes.
• Ergo is one of the best platforms that has been updated to ensure that emerging demands can be fulfilled.
• There is a huge, vibrant community of MongoDB developers around the world in the open-source arena, consulting firms, academia, system integrators and so on.

Disadvantages of MongoDB :

Joins not supported :

• In MongoDB joins like relational database doesn’t support.
• It is manually, can use joins functionality by adding by coding.
• It may affect performance and slow execution.

High memory usage :

• In MongoDB stores key names for each value pair.
• There is data redundancy, due to no functionality of joins.
• This results in increasing unnecessary usage of memory.

Limited Data Size :

• Document size should not have more than 16MB.

Limited Nesting:

• The nesting documents cannot perform for more than 100 levels.