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14

Object DB vs EclipseLink/TopLink: Unloaded relationships in detached entities

ObjectDB support, while the entities in a result set list from a JPQ query are initially managed ... to "completely" detache an entity of a standalone application with TopLink. Even if I close the entity manager or the entity manager factory after having detached the entity, the detached entity finds
3

getDeclaredAttributes()

Method javax.persistence.metamodel.ManagedType Set<Attribute<X,?>> getDeclaredAttributes() Return the attributes declared by the managed type. Returns empty set if the managed type has no declared attributes. Returns: declared attributes of the managed type Since: JPA 2.0
3

javax.persistence.TypedQuery

object, returns the flush mode in effect for the entity manager. Returns: flush mode Since: JPA 2.0 ... mode type applies to the query regardless of the flush mode type in use for the entity manager ... regardless of the flush mode type in use for the entity manager. Parameters: flushMode - flush mode Returns
2

objectdb-2.6.9_06: Extended Persistence Context fails: 'Attempt to begin a new transaction when a transaction is active'

() and has an entity manager with an extended persistence context. The basic idea (which used to work fine in practice ... : ExtProjectBuilder []: buildProject: BEFORE: Extended entity manager exists Info: ExtProjectBuilder ... : AFTER: Extended entity manager exists Info: ExtConfigBean []: ConfigBean:@PostConstruct:createData
2

javax.persistence.metamodel.MapAttribute

: collection type Since: JPA 2.0 ManagedType<X> getDeclaringType() Return the managed type representing the type in which the attribute was declared. Return the managed type representing the type in
2

javax.persistence.Query

, returns the flush mode in effect for the entity manager. Returns: flush mode Since: JPA 2.0 Map<String ... regardless of the flush mode type in use for the entity manager. Parameters: flushMode - flush mode
2

javax.persistence.metamodel.SingularAttribute

> getDeclaringType() Return the managed type representing the type in which the attribute was declared. Return the managed type representing the type in which the attribute was declared. Returns: declaring type
0

getPersistenceManagerFactory(overrides, name, resourceLoader, pmfLoader)

only of whitespace, it is interpreted as Constants.ANONYMOUS_PERSISTENCE_MANAGER_FACTORY_NAME. The following ... the given resource, with the given name, or with the given persitence unit name Since: JDO 2.1 See Also: Constants.ANONYMOUS_PERSISTENCE_MANAGER_FACTORY_NAME
0

getManagedObjects()

Method javax.jdo.PersistenceManager Set getManagedObjects() Get the objects managed by this persistence manager. Returns: the objects Since: JDO 2.1
0

javax.jdo.Extent

. Returns: the fetch plan Since: JDO 2.0 PersistenceManager getPersistenceManager() An Extent is managed by ... is managed by a PersistenceManager; this method gives access to the owning PersistenceManager. Returns

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.

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