88 | rollback()Method javax.jdo.Transaction void rollback() Roll back the current transaction. Throws: JDOUserException - if transactions are managed by a container in the managed environment, or if the transaction is not active. Since: JDO 1.0 |
88 | rollback()Method javax.persistence.EntityTransaction void rollback() Roll back the current resource transaction. Throws: IllegalStateException - if isActive() is false PersistenceException - if an unexpected error condition is encountered Since: JPA 1.0 |
61 | Database Connection using JPA(); } finally { if (em.getTransaction().isActive()) em.getTransaction().rollback(); } A transaction is started by a call to begin and ended by a call to either commit or rollback ... in memory until the transaction is ended. If the transaction is ended with a rollback |
44 | [ODB1] Chapter 5 - JDO Connections.currentTransaction().isActive()) pm.currentTransaction().rollback(); if (!pm.isClosed()) pm ... .currentTransaction().rollback(); if (!pm.isClosed()) pm.close ... transactions. A transaction is started by a call to begin() and ended by a call to commit() or rollback |
32 | Rollback after commit fail().rollback(); } Thread 2: try{ EntityManager em = emf.createEntityManager(); em ... ().commit(); } catch(...){ em.getTransaction().rollback(); } Parallel running threads caused ... , but rollback fails with: javax.persistence.TransactionRequiredException Attempt to rollback a transaction |
31 | Chapter 3 - Using JPAExplains how to store, retrieve, update and delete entity objects using JPA. |
31 | Failed to commit transaction: Attempt to commit a rollback only transaction to commit a rollback only transaction (error 613) at com.objectdb.jpa.EMImpl.commit(EMImpl.java:271 ... an active transaction as rollback only. In that case - you can only close the transaction with rollback ... .getRollbackOnly()) currentTx.rollback() else currentTx.commit() but it disturbs me that I'm not setting |
30 | Rollback of several closed transactionsHello, we use the ObjectDB as embedded database. Sometimes we work with big data and we are forced to split a transaction into several transactions. But then we need actually a rollback for several transactions. Is there any possibility in the ObjectDB to rollback several closed transactions? btc |
27 | Felix, rollback exception, error 613Felix, rollback exception, error 613 |
20 | [ODB1] Chapter 2 - A Quick Tour()) 52 pm.currentTransaction().rollback(); 53 if (!pm.isClosed ... the database. Ending the transaction with rollback() discards all the changes done during its activity |
