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.

Lessons and practices

Lesson 1: Data Types in MongoDB

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

Lesson 2: One-to-One Relations in MongoDB

One-to-One Relationships in MongoDB

Refactor Embedded to Referenced One-to-One Relationship

Refactor to Use Embedded Documents

Designing a MongoDB Schema for an Online Bookstore

Lesson 3: One-to-Many Relations in MongoDB

One-to-Many Relationship Example

Refactor Embedded Documents to Referenced Documents

Embedding Comments in MongoDB

Lesson 4: Many-to-Many Relations in MongoDB

Many-to-Many Relations in MongoDB

Refactor Embedded Documents to Referenced Documents

Enhance Script with Many-to-Many Relationship

Lesson 5: Schema Validation in MongoDB

Schema Validation Basics in MongoDB

Update Journal Year Field Validation

Validating Basic Fields

Validating Nested Documents

Validating Array Fields

Adding Schema Validation to Existing Collection

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