Technology Sharing

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Basic Concepts
What is Domain Driven Design (DDD)?

Please explain the core ideas and goals of DDD.
What is Domain in DDD?

Please describe the concept of domain and its importance in software development.
What is a Bounded Context?

Please explain the concept of bounded context and give examples of its application in real projects.

Core idea
What are Entity and Value Object?

Please explain the difference between entities and value objects and give examples of their application in DDD.
What is Aggregate?

Explain the concept of aggregation and describe how to design an effective aggregation.
What is a Domain Event?

Please explain the concept of domain events and explain its role in DDD.

Tactical Design
What is a repository?

Please explain the concept of repository and describe its role in DDD.
What is a Domain Service?

Please explain the concept of domain service and explain how it is different from application service.
What is a Factory?

Please explain the concept of factory and describe its application scenarios in DDD.

Experience
How do you apply DDD in real projects?

Please share an experience you had with applying DDD in a real project, including the challenges you encountered and the solutions you solved.
How to handle the interaction between the domain model and the infrastructure layer?

Please explain how you handle the interaction between the domain model and the infrastructure layer such as database, external services, etc. in your project.
How to conduct team collaboration in domain-driven design?

Please share your experience in promoting and applying DDD in a team, including how to work with domain experts.

Advanced Topics
What is CQRS (Command Query Responsibility Segregation)?

Please explain the concept of CQRS and explain its application scenarios in DDD.
What is Event Sourcing?

Please explain the concept of event sourcing and describe how it differs from traditional data storage methods.
How to deal with DDD in a microservices architecture?

Please share your experience applying DDD in a microservices architecture, including how to design bounded contexts and handle communication between services.