Creating JPA entity beans

You can create JPA entity beans from a wizard, by adding persistence to a POJO, or from existing database tables.

Creating a JPA entity bean using a wizard
You can create JPA entity beans using the New Entity wizard.
Creating a JPA entity bean by adding persistence to a POJO
With the JPA Tools, you can create a JPA entity bean and add persistence to plain old Java objects (POJOs).
Creating JPA entity beans in a JPA project from database tables
You can generate JPA entity beans from existing database tables (bottom-up mapping).
Creating JPA entity beans in a JPA-enabled web project from existing database tables
You can create JPA entity beans for a JPA-enabled web project by generating the beans from existing database tables.
Generating database tables from entity beans (top-down mapping)
Using the JPA tools, you can generate data definition language (DDL) files for creating database tables from entity beans that you create.

Parent topic: Developing Java Persistence API (JPA) applications

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