A query controller for JPA queries A query controller for Hibernate queries The base query The query page size The property to order results by The group-by clause The base query The property to order results by The group-by clause Query restrictions (the WHERE clause) A home controller for JPA entities A home controller for Hibernate entities A faces message added when the home controller creates a new instance A faces message added when the home controller updates an instance A faces message added when the home controller deletes an instance The new instance managed by a home controller