EclipseLink / JPA Annotations – @Embeddable, @Embedded and @EmbeddedId
Connect to us ( @twitter | @facebook )We’ve been providing several examples so far, most of the examples are being provided weren’t use complex persistent entity states; we are using a primitive data...
View ArticleJPA Entity Primary Key Using @Id and @IdClass
Connect to us ( @twitter | @facebook )At this tutorial we’ve explained the concept of entity identification. Entity identification is the process in which the Java Persistence Implementation identify...
View ArticleJPA Annotations – @GeneratedValue, @SequenceGenerator and @TableGenerator
Connect to us ( @twitter | @facebook )We’ve already discussed a different kind of primary keys, either simple or composite primary keys have assigned an inline values in the executable applications...
View ArticleEclipseLink – DDL Schema Generation in JPA 2.1
Connect to us ( @twitter | @facebook )If you’ve a good experience in the Java Persistence API, you can configure the JPA to generates the required schema. These are not part of the JPA implementation...
View ArticleJPA Entity Listeners And Callback Methods
Connect to us ( @twitter | @facebook )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...
View ArticleJPA – Lazy Loading and Eager Loading
Connect to us ( @twitter | @facebook )Eclipselink 2.1 is a persistence provider runtime of the Java Persistence API 2.1 specification. JPA specification defines two major strategies of loading data...
View ArticleJPA – Java Persistence Query Language (JPQL) – PART I
Connect to us ( @twitter | @facebook )Java Persistence Query Language (JPQL) is a string-based query language used to define queries over entities and their persistent states. It enables the...
View ArticlePrimeFaces + EclipseLink / JPA + MongoDB Integration
Connect to us ( @twitter | @facebook )This tutorial explains the PrimeFaces + JPA + MongoDD integration. We are going to create a Pie Chart application using the PrimeFaces component library with the...
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EclipseLink – JPA Installation And Configuration Using Eclipse
Connect to us ( @twitter | @facebook ) This article should teach you how can do you install and use the EclipseLink-JPA. The Integrated Development Environment that will be used in this installation...
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Eclipselink / JPA – Abstract Entity And Non-Entity Classes In The Entity...
Connect to us ( @twitter | @facebook ) When we’ve discussed the inheritance and mapped superclasses concepts in the previous tutorials, we are avoiding concepts that could confuse the readers or makes...
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