Creating DTOs
Learn how DTOs enable structured and consistent data transfer between application layers.
Before moving to the endpoint related to book creation, we must first understand data transfer objects (DTOs). In this section, we’ll delve into the role of a DTO, explain its importance, and define a valid DTO that will be useful for creating and updating book entries in our system.
Scenario: Creating a student
Consider a scenario within a student management system. It starts with the basics. A StudentsService
exists with a createStudent
method. This method accepts two parameters: fullName
and age
, and returns a string message upon creating a student.
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