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JPA Doc
3

javax.persistence.EntityManagerFactory

EntityManager. This method returns a new EntityManager instance each time it is invoked. The isOpen ... returns a new EntityManager instance each time it is invoked. The isOpen method will return true
JPA Doc
3

javax.persistence.Enumerated

: public enum EmployeeStatus {FULL_TIME, PART_TIME, CONTRACT} public enum SalaryRate
Forum
2

Performance in large transactions

may have to be applied each time again and again, in order to check their up to date validity and integrate ... ();   System.out.println("test_OneTransaction  create time: "     + (System.currentTimeMillis() - startTime ... ();   }   System.out.println("test_ManyTransactions  create time: "     + (System.currentTimeMillis() - startTime
Forum
2

Connection performace after upgrade to objectdb 2

[] args)  {         for (int i = 0; i < 5; i++) {             long time = System.currentTimeMillis ... ");             System.out.println("Obtaining PersistenceManagerFactory: " +                 (System.currentTimeMillis() - time));             for (int j = 0; j < 5; j++) {                 time = System.currentTimeMillis
JDO Doc
2

addInstanceLifecycleListener(listener, classes)

is configurable (before the first time getPersistenceManager is called). The classes parameter identifies
JPA Doc
2

addTransformer(transformer)

transformer that the container invokes at class-(re)definition time Since: JPA 1.0
JPA Doc
2

createEntityManager()

Method javax.persistence.EntityManagerFactory EntityManager createEntityManager() Create a new application-managed EntityManager. This method returns a new EntityManager instance each time it is invoked. The isOpen method will return true on the returned instance. Returns: entity manager instance
JPA Doc
2

createEntityManager(map)

Method javax.persistence.EntityManagerFactory EntityManager createEntityManager(   Map map ) Create a new application-managed EntityManager with the specified Map of properties. This method returns a new EntityManager instance each time it is invoked. The isOpen method will return true
JPA Doc
2

FlushModeType.COMMIT

Enum Constant javax.persistence.FlushModeType COMMIT Flushing to occur at transaction commit. The provider may flush at other times, but is not required to. Since: JPA 1.0
JDO Doc
2

getObjectById(oid, validate)

a JDOObjectNotFoundException if the instance does not exist at that time. Further, if a relationship