Repository and Data Access Object (DAO) play crucial roles in software development and data handling. However, their purposes and contexts differ, especially when we consider how they relate to the business logic of an application. Let’s explore the key differences between these concepts, where they originate, and when you should choose one.

About Repository and Data Access Object (DAO) Patterns

The Repository pattern originates from Domain-Driven Design (DDD), as described by Eric Evans in his book, “Domain-Driven Design: Tackling Complexity in the Heart of Software.” Repositories are not just about managing data; they encapsulate business logic, ensuring that operations adhere to the Ubiquitous Language of the domain.

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