Creating a Repository
Explore how to create a repository class with Spring Data JPA to manage Player entities. Understand the use of @Repository and @Transactional annotations for transaction management. Learn about EntityManager and @PersistenceContext for database operations, enabling you to perform CRUD actions within a transactional context.
We'll cover the following...
We'll cover the following...
In JPA terms, a repository is a class that manages the entities.
@Repository annotation
We will create a PlayerRepository class to manage the Player entity and to store and retrieve data. We can mark this class with the @Repository annotation.
@Repositorypublic class PlayerRepository {}
Creating the PlayerRepository class
Enabling transaction management
Database queries contain multiple steps. We will also enable transaction management to allow all steps in a query to succeed. In case of an error or runtime exception, ...