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Tutorial
5

Step 3: Add a Main Class [2011-02-11]

In this step we will add code to the Main class (that was generated with the project) in order to store Point objects in the database and then retrieve them from the database. Use copy and paste to replace the content of the Main class with the following content: package tutorial; import javax
Tutorial
5

Step 3: Add a Main Class

In this step we will add code to the Main class (that was generated with the project) in order to store Point objects in the database and then retrieve them from the database. Use copy and paste to replace the content of the Main class with the following content: package tutorial; import javax
Manual
5

Defining a JPA Entity Class [2018-10-20]

keys,  including composite primary keys and automatic sequential value generation
Manual
5

Defining a JPA Entity Class [2019-01-29]

composite primary keys and automatic sequential value generation. This is a very powerful feature
Manual
5

Defining a JPA Entity Class [2019-01-29]

composite primary keys and automatic sequential value generation. This is a very powerful feature
Manual
5

Defining a JPA Entity Class [2019-01-31]

composite primary keys and automatic sequential value generation. This is a very powerful feature
Manual
5

Defining a JPA Entity Class

composite primary keys and automatic sequential value generation. This is a very powerful feature
Manual
5

Obtaining a JPA Database Connection [2011-02-11]

to be able to generate an EntityManagerFactory. But when using ObjectDB you can either define a standard
Manual
5

Obtaining a JPA Database Connection

to be able to generate an EntityManagerFactory. But when using ObjectDB you can either define a standard
JDO Doc
5

javax.jdo.annotations.Key

.1 String foreignKey Name for a generated foreign key constraint. Name for a generated foreign key constraint. Returns: the name of the generated foreign key constraint Default value: "" Since: JDO 2.1 String generateForeignKey Generate or assume a foreign key constraint exists on the column or