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MongoDB Fundamentals

Start your NoSQL journey - Master MongoDB fundamentals & unlock database career opportunities!

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MongoDB Fundamentals
4 Modules
March 2026
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Course Curriculum

4 Modules · 9 Chapters · 9 Topics · 107 Sub-topics

01
Foundation
3 Chapters · 3 Topics · 32 Sub-topics
Introduction to MongoDB
1 Topics
Introduction to MongoDB
10 Sub-topics
What is MongoDB and NoSQL Databases
MongoDB vs Relational Databases
MongoDB Architecture Overview
Understanding Documents and Collections
JSON and BSON Format
Installing MongoDB Community Edition
MongoDB Compass - GUI Tool Overview
MongoDB Shell Basics
Creating Your First Database
Inserting Your First Document
CRUD Operations - Create
1 Topics
Creating Documents
10 Sub-topics
insertOne() Method
insertMany() Method
Understanding _id Field
Auto-generated ObjectId
Custom _id Values
Insert Options and Write Concern
Handling Insert Errors
Ordered vs Unordered Inserts
Bulk Insert Operations
Insert Performance Considerations
CRUD Operations - Read
1 Topics
Querying Documents
12 Sub-topics
find() Method Basics
findOne() Method
Query Filters and Operators
Comparison Operators ($eq, $ne, $gt, $gte, $lt, $lte)
Logical Operators ($and, $or, $not, $nor)
Element Operators ($exists, $type)
Array Query Operators ($in, $nin, $all)
Projection - Selecting Fields
Limiting and Skipping Results
Sorting Query Results
Counting Documents
Query Performance Basics
02
CRUD Operations
2 Chapters · 2 Topics · 22 Sub-topics
CRUD Operations - Update
1 Topics
Updating Documents
13 Sub-topics
updateOne() Method
updateMany() Method
replaceOne() Method
Update Operators Overview
Field Update Operators ($set, $unset, $rename)
Numeric Update Operators ($inc, $mul, $min, $max)
Array Update Operators - Part 1 ($push, $pop, $pull)
Array Update Operators - Part 2 ($addToSet, $pullAll)
Array Update with Positional Operators
Upsert Operations
Update Options and Write Concern
findOneAndUpdate() Method
Handling Update Errors
CRUD Operations - Delete
1 Topics
Deleting Documents
9 Sub-topics
deleteOne() Method
deleteMany() Method
Delete Filters and Safety
findOneAndDelete() Method
Delete Options and Write Concern
Soft Delete Patterns
Cascading Deletes Considerations
Handling Delete Errors
Delete Performance Impact
03
Data Modeling Basics
2 Chapters · 2 Topics · 29 Sub-topics
Data Modeling Fundamentals
1 Topics
Schema Design Principles
15 Sub-topics
Document Design Principles
Embedded Documents vs References
One-to-One Relationships
One-to-Many Relationships - Embedding
One-to-Many Relationships - Referencing
Many-to-Many Relationships
Denormalization Strategies
Schema Design Patterns Overview
Polymorphic Pattern
Attribute Pattern
Bucket Pattern
Schema Validation - Part 1 (JSON Schema)
Schema Validation - Part 2 (Rules and Options)
Modeling Time-Series Data
Modeling Hierarchical Data
Data Types and Best Practices
1 Topics
MongoDB Data Types
14 Sub-topics
MongoDB Data Types Overview
String Data Type
Number Types (Int32, Int64, Double, Decimal128)
Boolean Type
Date and Timestamp Types
ObjectId Deep Dive
Arrays and Nested Documents
Null and Undefined Values
Binary Data (BinData)
Regular Expression Type
Data Type Conversion
Choosing Appropriate Data Types
Date Handling Best Practices
Numeric Precision Considerations
04
Essential Features
2 Chapters · 2 Topics · 24 Sub-topics
Indexes - Part 1 (Fundamentals)
1 Topics
Index Basics
12 Sub-topics
Why Indexes Matter
How Indexes Work in MongoDB
Index Types Overview
Creating Single Field Indexes
Index Direction (Ascending/Descending)
Compound Indexes - Part 1 (Basics)
Compound Indexes - Part 2 (Index Prefix)
Compound Indexes - Part 3 (Index Order)
Viewing Existing Indexes
Dropping Indexes
Index Naming Conventions
Background Index Creation
Query Performance and Optimization
1 Topics
Performance Analysis
12 Sub-topics
Understanding Query Plans
explain() Method - Execution Stats
explain() Method - Query Planner
Analyzing Index Usage
Index Selectivity
Covered Queries
Query Optimization Strategies
Avoiding Collection Scans
Index Intersection
Query Hints
Query Performance Metrics
Common Performance Pitfalls

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