Loading...

Data Analytics

148 learners

Schemas and Relations in MongoDB

Understand how to define schemas, validate data types, and manage various data relationships in MongoDB. This section covers one-to-one, one-to-many, and many-to-many relationships, as well as schema validation.

MongoDB

See path

5 lessons

21 practices

1 hour

Data Cleaning and Preprocessing

Course details

Data Types in MongoDB

Preview

Insert Book Document in MongoDB

Add ObjectId to Book Document

Insert Book with Nested Document and Array

Extending Book Document with Numeric Fields

Adding Date and Timestamp Fields

Previous Course

Next Course: A Closer Look at Read Operations in MongoDB

Meet Cosmo:

The smartest AI guide in the universe

Our built-in AI guide and tutor, Cosmo, prompts you with challenges that are built just for you and unblocks you when you get stuck.

From our community

Hear what our customers have to say about CodeSignal Learn

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

I love that it's personalized. When I'm stuck, I don't have to hope my Google searches come out successful. The AI mentor Cosmo knows exactly what I need.

Faith Yim

Software Engineer

+14

It's an amazing product and exceeded my expectations, helping me prepare for my job interviews. Hands-on learning requires you to actually know what you are doing.