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Hibernate ORM - Interview Questions and Answers on Associations

Q1.  What are different types of associations in Hibernate ?

Ans. There are 4 types of associations in Hibernate

One to One
One to Many
Many to One
Many to Many

Q3.  What is Lazy Initialization in Hibernate ?

Ans. It's a feature to lazily initialize dependencies , relationship and associations from the Database. Any related references marked as @OneToMany or @ManyToMany are loaded lazily i.e when they are accessed and not when the parent is loaded.

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