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object1 em.getTransaction().commit(); } catch(...){ em.getTransaction().rollback ... persist object1 em.getTransaction().commit(); } catch(...){ em.getTransaction().rollback(); }   Parallel running threads caused that second thread commit

It appears that EntityTransaction.commit() does not release a pessimistic lock -> ... .persist(new Account(0)); em.getTransaction().commit(); // update EntityManager em1 ... , 0, LockModeType.PESSIMISTIC_WRITE); a1.credit(10); em1.getTransaction().commit

(); m_EntityManager.setFlushMode( FlushModeType.COMMIT ); if ( m_EntityManager.isOpen ... ().commit(); m_EntityManager.flush(); m_EntityManager.clear(); m_EntityManager ... .commit()               

Hello, As stated above, I would like to know if it is possible to commit ... want to commit), detaching the ones I've previously retrieved and finally committing. btc_ro btc_ro If you split the activity to several transactions you can commit some

().commit">commit(); Operations that modify ... is committed. The Storing Entities section in chapter 3 discusses ... /EntityManager/getTransaction">getTransaction().commit">commit

">getTransaction().commit">commit(); The entity object is physically updated in the database when the transaction is committed. If the transaction is rolled back and not committed the update is discarded. On commit the persist operation

> com.objectdb.o.UserException: Failed to commit transaction: Unexpected internal exception at com.objectdb.o.MSG.d(MSG.java:75) at com.objectdb.jpa.EMImpl.commit(EMImpl.java:304) at com.objectdb.jpa.EMImpl.commit(EMImpl.java:299) ... 45 more Caused by: java.lang

] javax.persistence.RollbackException Failed to commit transaction: Unexpected internal exception (error 613) at com.objectdb.jpa.EMImpl.commit(EMImpl.java:277) at com.fastmodel.fastplan ... :800) at com.objectdb.o.OBM.bE(OBM.java:715) at com.objectdb.jpa.EMImpl.commit

> At the end a commit is executed and the commit persists the entities B automatically by ... "> // persist configuration: <cascade-persist always="auto" on-persist="true" on-commit="true ... ); } em.getTransaction().commit(); em.close(); emf

that modify the database should come here. pm.currentTransaction().commit(); } finally ... a call to begin() and ended by a call to commit() or rollback()commit() propagates all the database modifications physically to the database