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Manual
58

JPA Primary Key

Every entity object that is stored in the database has a primary key. Once assigned, the primary key cannot be modified. It represents the entity object as long as it exists in the database. As ... that is absent from other object oriented databases. Entity Identification Every entity object in
JPA Doc
35

detach(entity)

Method javax.persistence.EntityManager void detach(   Object entity ) Remove the given entity from the persistence context, causing a managed entity to become detached. Unflushed changes made to the entity if any (including removal of the entity), will not be synchronized to the database. Entities
JPA Doc
35

lock(entity, lockMode)

Method javax.persistence.EntityManager void lock(   Object entity,   LockModeType lockMode ) Lock an entity instance that is contained in the persistence context with the specified lock mode type. If a pessimistic lock mode type is specified and the entity contains a version attribute
JPA Doc
35

lock(entity, lockMode, properties)

Method javax.persistence.EntityManager void lock(   Object entity,   LockModeType lockMode,   Map properties ) Lock an entity instance that is contained in the persistence context ... is specified and the entity contains a version attribute, the persistence provider must also perform
Manual
35

Chapter 6 - Configuration

The ObjectDB configuration file contains one root element with seven subelements: ... ... <entities> ... entities> ... ... ... ...
Tutorial
35

Eclipse/JPA Spring MVC Web Tutorial

is represented by a Guest JPA entity object and all the Guest entity objects are stored in an ObjectDB
Tutorial
35

NetBeans/JPA Spring MVC Web Tutorial

is represented by a Guest JPA entity object and all the Guest entity objects are stored in an ObjectDB
Tutorial
35

Spring MVC and JPA Tutorial

that has signed the guestbook is represented by a Guest JPA entity object and all the Guest entity
JPA Doc
35

isLoaded(entity)

Method javax.persistence.spi.ProviderUtil LoadState isLoaded(   Object entity ) If the provider determines that the entity has been provided by itself and that the state of all attributes ... . If the provider determines that the entity has been provided by itself and that not all attributes
JPA Doc
35

isLoadedWithoutReference(entity, attributeName)

Method javax.persistence.spi.ProviderUtil LoadState isLoadedWithoutReference(   Object entity,   String attributeName ) If the provider determines that the entity has been provided by ... . If the provider determines that the entity has been provided by itself and that either entity attributes