Master Hibernate and JPA with Spring Boot in 100 Steps - Step 33 - ManyToOne Mapping - Wrapping Up

The video tutorial explores fetching strategies in database relationships, focusing on one-to-many and many-to-one associations. It explains lazy and eager fetching, demonstrating how they affect data retrieval. The tutorial also covers the use of transactional contexts to manage persistence and concludes with a brief introduction to many-to-many relationships.

What is the relationship between the course and the review as discussed in the text?

What happens when you try to retrieve reviews for a course without a transactional context?

What is the significance of using the @Transactional annotation in the context of fetching reviews?

Explain the difference between lazy fetching and eager fetching in the context of one-to-many relationships.

Describe the process of changing the fetch strategy from lazy to eager for a one-to-many relationship.

What are the implications of using eager fetching in terms of performance and data retrieval?

How does the fetching strategy differ on the many-to-one side of a relationship compared to the one-to-many side?