Fast Object Database for Java - with JPA/JDO support

About commit

1-10 of 200 resultsRefresh
63

commit()

Method javax.persistence.EntityTransaction void commit() Commit the current resource transaction, writing any unflushed changes to the database. Throws: IllegalStateException - if isActive() is false RollbackException - if the commit fails Since: JPA 1.0
63

Constants.PROPERTY_TRANSACTION_ISOLATION_LEVEL_READ_COMMITTED

Static Field javax.jdo.Constants String PROPERTY_TRANSACTION_ISOLATION_LEVEL_READ_COMMITTED "javax.jdo.option.TransactionIsolationLevel.read-committed" Since: JDO 2.2 See Also: PersistenceManagerFactory.supportedOptions()
63

Constants.PMF_ATTRIBUTE_DETACH_ALL_ON_COMMIT

Static Field javax.jdo.Constants String PMF_ATTRIBUTE_DETACH_ALL_ON_COMMIT The name of the persistence manager factory element's "detach-all-on-commit" attribute. Since: JDO 2.1
63

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
63

commit()

Method javax.jdo.Transaction void commit() Commit 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
63

Constants.TX_READ_COMMITTED

Static Field javax.jdo.Constants String TX_READ_COMMITTED Transaction isolation level representing the requirement to read committed data only. Since: JDO 2.2 See Also: PersistenceManagerFactory.getTransactionIsolationLevel() Transaction.getIsolationLevel()
62

Constants.PROPERTY_DETACH_ALL_ON_COMMIT

Static Field javax.jdo.Constants String PROPERTY_DETACH_ALL_ON_COMMIT "javax.jdo.option.DetachAllOnCommit" Since: JDO 2.1 See Also: PersistenceManagerFactory.getDetachAllOnCommit()
45

Storing JPA Entity Objects

.getTransaction().commit(); The Employee instance is constructed as an ordinary Java object and its initial ... is committed. An IllegalArgumentException is thrown by persist if the argument is not an instance ... managed by the EntityManager) or by commit. Referenced Embedded Objects The following code stores
41

Updating JPA Entity Objects

.getTransaction().begin(); employee.setNickname("Joe the Plumber"); em.getTransaction().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
37

Database Connection using JPA

(); // Operations that modify the database should come here. em.getTransaction().commit ... (); } A transaction is started by a call to begin and ended by a call to either commit or rollback ... a transaction with a commit propagates all the modifications physically to the database. If for any reason

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

Need Help?

  1. Search ObjectDB website
  2. Read the FAQ
  3. Follow the Tutorials
  4. View or post in the forum
  5. Search or file an issue
  6. Contact support