Spring Boot MongoDB

Overview

Expert guidance for MongoDB data access with Spring Boot 4 and Spring Data MongoDB 5.0.5. Covers the full persistence lifecycle: document mapping, repository patterns, template API, aggregation pipeline, advanced MongoDB features, and production readiness.

Key Capabilities:

• Document mapping with @Document, @Id, @Field, @DBRef, @DocumentReference
• MongoRepository and ReactiveMongoRepository patterns
• Derived, @Query, and @Aggregation query methods
• MongoTemplate and FluentMongoOperations API
• Aggregation Framework with typed pipeline stages
• Advanced features (change streams, transactions, GridFS, encryption, vector search)
• Auditing, lifecycle events, and optimistic locking
• Reactive MongoDB with ReactiveMongoTemplate and reactive repositories

When to Use