10 | How Should I Configure objectdb.conf to Obtain 256KB Disk IO Requests and Maximize Shared PersistenceManager Entity Cache? to give 256KB disk accesses and use PersistenceManager L1 ref=soft caching and datastore pagefile ... by a datafile access? Arbitrary data pulled from all accesses over a datastore file? Are the cache ... Does ObjectDB access the datafile in page-sized IO requests? CBE CBE Yes. support Support |
2 | javax.persistence.spi.ProviderUtil. (This access is safe because providers which might trigger the loading of the attribute state |
2 | isLoadedWithReference(entity, attributeName) to obtain a reference to the attribute value. (This access is safe because providers which might trigger |
2 | PersistenceUnit.nameAnnotation Element javax.persistence.PersistenceUnit String name (Optional) The name by which the entity manager factory is to be accessed in the environment referencing context; not needed when dependency injection is used. Default value: "" Since: JPA 1.0 |
2 | PersistenceUnit.unitNameAnnotation Element javax.persistence.PersistenceUnit String unitName (Optional) The name of the persistence unit as defined in the persistence.xml file. If specified, the persistence unit for the entity manager factory that is accessible in JNDI must have the same name. Default value: "" Since: JPA 1.0 |
2 | PersistenceContext.nameAnnotation Element javax.persistence.PersistenceContext String name (Optional) The name by which the entity manager is to be accessed in the environment referencing context; not needed when dependency injection is used. Default value: "" Since: JPA 1.0 |
2 | PersistenceContext.unitNameAnnotation Element javax.persistence.PersistenceContext String unitName (Optional) The name of the persistence unit as defined in the persistence.xml file. If the unitName element is specified, the persistence unit for the entity manager that is accessible in JNDI must have the same name. Default value: "" Since: JPA 1.0 |
2 | getMetamodel()Method javax.persistence.EntityManagerFactory Metamodel getMetamodel() Return an instance of Metamodel interface for access to the metamodel of the persistence unit. Returns: Metamodel instance Throws: IllegalStateException - if the entity manager factory has been closed Since: JPA 2.0 |
2 | getCache()Method javax.persistence.EntityManagerFactory Cache getCache() Access the cache that is associated with the entity manager factory (the "second level cache"). Returns: instance of the Cache interface Throws: IllegalStateException - if the entity manager factory has been closed Since: JPA 2.0 |
0 | preClear(event), so access to fields is not mediated. Parameters: event - the clear event. Since: JDO 2.0 |
