JPA Interview Questions and Answers
Question: What is ORM in JPA?Answer: Mapping between database tables and java objects called ORM (Object Relational Mapping). JPA (Java Persistence API) provides and ORM facility for managing relational tables in Java applications. It is a specification and few implementations are like Hibernate, JDO, EJB, Toplink. By using JPA can be fetched data, insert, update etc. |
Is it helpful?
Yes
No
Most helpful rated by users:
- What is ORM in JPA?
- What is an EntityManager?
- What is the difference between persistence.xml and hibernate.cfg.xml?
- What is an Entity?
- Why to use JPA?