Master Hibernate and JPA with Spring Boot in 100 Steps - FAQ 3-Do Read Only Methods Need a Transaction?

The video tutorial explores the necessity of transactions in read-only methods, focusing on the use of entity manager and the implications of lazy loading. It explains the relationship between user and comment entities, highlighting the importance of transactions when retrieving data through relationships. The tutorial concludes with recommendations for experimenting with established relationships to deepen understanding.

What is the significance of using a transactional annotation on read-only methods?

Explain the relationship between users and comments in the context of the discussed video.

Why does the line of code that retrieves user details succeed while the subsequent line fails?

What happens to the transaction when the find method is executed in the entity manager?

Discuss the implications of lazy loading in relation to transactions when retrieving comments.