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Auto Generated Values

> annotation specifies that a value will be automatically generated for that field. This is primarily ... persistent fields as well. Several different value generation strategies can be used as explained ... numeric values for primary key fields annotated by

JPA Annotations for Value Generation

Automatically generated values are mainly useful for primary key fields, but are supported by ... -book-toc path="api/java/jpa/annotations/value" select="GeneratedValue|GenerationType"> The @GeneratedValue annotation can also reference a value generator

value(value)

; value(  T value) Add to list of values to be tested against. Parameters: value - value Returns: in predicate Since: JPA 2.0

value(value)

.CriteriaBuilder">Coalesce<T> value(  T value) value - value Returns: coalesce expression

value(value)

; value(  Expression<?> value) Add to list of values to be tested against. Parameters:

value(value)

.CriteriaBuilder">Coalesce<T> value(  Expression<?> value) Parameters: value - expression Returns:

javax.jdo.annotations.Value

>Annotation Value Target: Fields (including property get methods) Annotation for the value of a map relation. Corresponds to the xml element "value". Since: JDO 2

Discriminator.value

">javax.jdo.annotations.DiscriminatorString value The value for the discriminator for objects of this class when using "value-map" strategy. Returns: The value for the discriminator for objects of this class

Value.dependent

="context">Value" title="Annotation in javax.jdo.annotations">javax.jdo.annotations.ValueString dependent Whether the value is dependent on the owner (and will be deleted when the owner is deleted).

Value.deleteAction

="context">Value" title="Annotation in javax.jdo.annotations">javax.jdo.annotations.Value Delete action to apply to any foreign key for the value. Returns: