Mapping a Junction Table of a Subclass In Spring Boot JPA Not Working

I have a “Person” class and a “Film” class. The “TvShow” class is a subclass of “Film.”

How to optimize JPA Query select in Spring Boot

Products with productName in the format “product1”, “product2”, “product3” … “product1000” are stored in the database.

Hibernate second level cache usage with jpa issue

Case i want to recreate:

Java Spring JPA: Why does it try to insert an uninitialized row when I explicitly updated a managed entity?

Consider the following entity: