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().begin(); System.out.println("Cache size after commit= " + pm.getManagedObjects().size()); pm ... before COMMIT/BEGIN= 1 transient transient Cache size after COMMIT/BEGIN= 2630 main--testDbProvisioning Cache size before COMMIT/BEGIN = 280 persistent-new

> EntityManager em = emf.getEntityManager(); em.getTransaction().begin ... = emf.getEntityManager(); em.getTransaction().begin(); Company company = new Company("new"); em.persist(company); em.getTransaction().commit(); em.getTransaction.begin(); for (Salesman s

= entityManager.getTransaction(); transaction.begin (); // the "problem" Query Entity2 x ... ); EntityTransaction transaction = entityManager.getTransaction(); transaction.begin (); for (i = 0 ... .setFlushMode(FlushModeType.AUTO);   em.getTransaction().begin();   // SLOW   long

> instance may be used serially to begin and commit multiple transactions.

. The EntityTransaction instance may be used serially to begin and commit multiple

of the parameter instance as of the beginning of the transaction.

: a copy of the ObjectId of the parameter instance as of the beginning

of the beginning of the transaction. The value returned by getObjectId will be different

of the beginning of the transaction.

> a copy of the ObjectId of the parameter instance as of the beginning