How to JOIN two Entities without Mapped Relationship

Often you don’t want to map all relationships in an entity model (a blog post about this topic in detail will follow).

JPA Inheritance Strategies

Relational databases have tables and columns and object-oriented programming languages have classes and fields but they also provide inheritance.

Inheritance in JPA

Relational databases have tables and columns and object-oriented programming languages have classes and fields but they also provide inheritance. Relational databases have tables[...]