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About EntityManagerFactory

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Manual
10

JPA Metamodel API

Metamodel API is Metamodel. It can be obtained either by the EntityManagerFactory's getMetamodel method or
JPA Doc
10

JPA Miscellaneous

This section contains miscellaneous JPA types. The PersistenceUtil and PersistenceUnitUtil interfaces provide general utility methods: The Cache interface and the CacheRetrieveMode and CacheStoreMode enum types serve in managing the EntityManagerFactory's shared (level 2) cache: Other enum types are provided for setting of various JPA operations:
Manual
10

JPA Primary Key

is obtained from the EntityManagerFactory. The getIdentifier method takes one argument, a managed entity
JPA Doc
10

JPA Queries

as well as of criteria query elements. It can be obtained either by the EntityManagerFactory's
Tutorial
10

Step 2: Define a JPA Entity Class

. The next step is adding a context listener class that will manage a JPA's EntityManagerFactory representing the ObjectDB database.
Tutorial
10

Step 2: Define a JPA Entity Class

is adding a context listener class that will manage a JPA's EntityManagerFactory representing the ObjectDB database.
Tutorial
10

Step 3: Add a Main Class

// (create a new database if it doesn't exist yet): EntityManagerFactory emf
Tutorial
10

Step 3: Add a Main Class

yet): EntityManagerFactory emf =  Persistence.createEntityManagerFactory
Tutorial
10

Step 6: Set the Spring XML

.orm.jpa.JpaTransactionManager">
Tutorial
10

Step 6: Set the Spring XML

.springframework.orm.jpa.JpaTransactionManager">