MongoDB Database Certification

Module 1: Introduction to MongoDB

• MongoDB fundamentals
• NoSQL databases
• Document databases
• MongoDB use cases
• Relational vs document databases
• MongoDB ecosystem

Module 2: MongoDB Architecture

• MongoDB server
• Databases
• Collections
• Documents
• BSON
• MongoDB architecture components

Module 3: MongoDB Environment Setup

• MongoDB installation
• MongoDB Shell
• MongoDB Compass
• Server connection
• Database creation
• Development environment

Module 4: Documents & Collections

• Document structure
• BSON data types
• Collections
• Embedded documents
• Arrays
• ObjectId

Module 5: CRUD Operations

• insertOne()
• insertMany()
• find()
• updateOne()
• updateMany()
• Delete operations

Module 6: Querying MongoDB

• Query filters
• Comparison operators
• Logical operators
• Element operators
• Array queries
• Query conditions

Module 7: Projection, Sorting & Pagination

• Field projection
• Sorting documents
• Limiting results
• Skipping documents
• Pagination
• Query result management

Module 8: MongoDB Data Modelling

• Schema design
• Flexible schemas
• Relationships
• Embedding
• Referencing
• Data modelling decisions

Module 9: Advanced Document Modelling

• One-to-one relationships
• One-to-many relationships
• Many-to-many relationships
• Document growth
• Data duplication
• Schema design patterns

Module 10: Aggregation Framework

• Aggregation concepts
• Aggregation pipeline
• $match
• $project
• $group
• $sort

Module 11: Advanced Aggregation

• $lookup
• $unwind
• $addFields
• $facet
• Pipeline expressions
• Multi-stage analytics

Module 12: MongoDB Indexing

• Index fundamentals
• Single-field indexes
• Compound indexes
• Multikey indexes
• Text indexes
• Index selection

Module 13: Query & Index Optimization

• Query execution
• explain()
• Query plans
• Index utilization
• Covered queries
• Performance optimization

Module 14: MongoDB Transactions

• Transaction concepts
• ACID properties
• Multi-document transactions
• Sessions
• Commit operations
• Rollbacks

Module 15: MongoDB Security

• Authentication
• Authorization
• Users
• Roles
• Role-based access
• Security practices

Module 16: Replication

• Replica sets
• Primary nodes
• Secondary nodes
• Elections
• Automatic failover
• Data redundancy

Module 17: Sharding

• Horizontal scaling
• Sharded clusters
• Shard keys
• Config servers
• Mongos
• Data distribution

Module 18: Backup & Recovery

• Backup strategies
• mongodump
• mongorestore
• Backup planning
• Recovery procedures
• Data restoration

Module 19: MongoDB Monitoring

• Database metrics
• Server status
• Connections
• Memory utilization
• Storage utilization
• Performance monitoring

Module 20: Performance Tuning

• Slow query identification
• Index optimization
• Query optimization
• Schema optimization
• Memory considerations
• Workload analysis

Module 21: MongoDB Application Integration

• MongoDB drivers
• Application connections
• Connection strings
• Connection pooling
• Error handling
• Application data access

Module 22: Practical MongoDB Database Project

• Database design
• Collection creation
• CRUD implementation
• Aggregation development
• Index optimization
• Performance analysis