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41

get(alias, type)

Method javax.persistence.Tuple X get( String alias, Class<X> type ) Get the value of the tuple ... element type - of the tuple element Returns: value of the tuple element Throws: IllegalArgumentException - if alias does not correspond to an element in the query result tuple or element cannot be assigned to the specified type Since: JPA 2.0
41

values()

Static Method javax.persistence.metamodel.Type.PersistenceType PersistenceType[] values() Returns an array containing the constants of this enum type. This method may be used to iterate ... ) Returns: an array containing the constants of this enum type, in the order they are declared
40

Type.PersistenceType.BASIC

Enum Constant javax.persistence.metamodel.Type.PersistenceType BASIC Basic type Since: JPA 2.0
40

Bindable.BindableType.ENTITY_TYPE

Enum Constant javax.persistence.metamodel.Bindable.BindableType ENTITY_TYPE Entity type Since: JPA 2.0
40

PersistenceContext.type

Annotation Element javax.persistence.PersistenceContext PersistenceContextType type (Optional) Specifies whether a transaction-scoped persistence context or an extended persistence context is to be used. Default value: javax.persistence.PersistenceContextType.TRANSACTION Since: JPA 1.0
40

Type.PersistenceType.MAPPED_SUPERCLASS

Enum Constant javax.persistence.metamodel.Type.PersistenceType MAPPED_SUPERCLASS Mapped superclass Since: JPA 2.0
40

Type.PersistenceType.ENTITY

Enum Constant javax.persistence.metamodel.Type.PersistenceType ENTITY Entity Since: JPA 2.0
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Type.PersistenceType.EMBEDDABLE

Enum Constant javax.persistence.metamodel.Type.PersistenceType EMBEDDABLE Embeddable class Since: JPA 2.0
4

Constants.OPTION_MAPPING_HETEROGENEOUS_OBJECT_TYPE

Static Field javax.jdo.Constants String OPTION_MAPPING_HETEROGENEOUS_OBJECT_TYPE "javax.jdo.option.mapping.HeterogeneousObjectType" Since: JDO 2.1 See Also: PersistenceManagerFactory.supportedOptions()
4

Constants.OPTION_MAPPING_HETEROGENEOUS_INTERFACE_TYPE

Static Field javax.jdo.Constants String OPTION_MAPPING_HETEROGENEOUS_INTERFACE_TYPE "javax.jdo.option.mapping.HeterogeneousInterfaceType" Since: JDO 2.1 See Also: PersistenceManagerFactory.supportedOptions()

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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