Spring Data JPA (Hibernate) with PostgreSQL

This repository teachs you all important concepts and annotations of Data JPA (Hibernate-ORM). I have built a project with classes in picture below:

Topics covered:

• Mapping Entities with DB
• Understanding Repositories and their methods
• @Embeddable and @Embedded
• @Query Annotation (JPQL and Native SQL)
• @Param Query Named Params
• @Transactional and @Modifying Annotation
• JPA One-To-One Relationship (@JoinColumn, Cascade, Fetch, mappedBy, optional)
• Uni & Bi directional relationship
• JPA One-To-Many Relationship
• JPA Many-To-One Relationship
• Paging and Sorting
• JPA Many-To-Many Relationship (joinColumns, inverseJoinColumns)