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Spring Data JPA Tutorial

Persistence API (JPA) provides POJO (Plain Old Java Object) standard and object relational mapping (OR mapping) for data persistence among applications. Persistence, …


JPA – Lazy Loading and Eager Loading

Eclipselink 2.1 is a persistence provider runtime of the Java Persistence API 2.1 specification. JPA  specification defines two major strategies of loading …


JPA Entity Listeners And Callback Methods

Before JPA 2.1 the concept of Entity Listeners (Injectable EntityListeners) wasn’t defined until JPA 2.1 released. The entity listener concept allows the programmer …


JPA Annotations – @Temporal

@Temporal annotation in JPA implementation can only be used with the fields and property get methods. Also, this annotation can be specified …

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