About persistence

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JPA Doc
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javax.persistence.spi.LoadState

javax.persistence.spi Enum LoadState java.lang.Object java.lang.Enumpersistence.spi.LoadState> javax.persistence.spi.LoadState Implemented Interfaces: Serializable, Comparable Load states returned by the ProviderUtil SPI methods. Since: JPA 2.0 LoadState LOADED
JPA Doc
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javax.persistence.spi.PersistenceProviderResolver

javax.persistence.spi Interface PersistenceProviderResolver Determine the list of persistence providers available in the runtime environment. Implementations must be thread-safe. Note ... the runtime environment. Returns: list of the persistence providers available in the environment Since: JPA 2.0
JPA Doc
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javax.persistence.spi.ProviderUtil

javax.persistence.spi Interface ProviderUtil Utility interface implemented by the persistence provider. This interface is invoked by the javax.persistence.PersistenceUtil implementation to determine the load status of an entity or entity attribute. Since: JPA 2.0 LoadState isLoaded(Object entity
JPA Doc
24

javax.persistence.TableGenerator

javax.persistence Annotation TableGenerator Target: Classes and fields (including property ... on the primary key field or property. The scope of the generator name is global to the persistence ... values. Defaults to a name chosen by persistence provider. Default value: "" Since: JPA 1.0
JPA Doc
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javax.persistence.TemporalType

javax.persistence Enum TemporalType java.lang.Object java.lang.Enumpersistence.TemporalType> javax.persistence.TemporalType Implemented Interfaces: Serializable, Comparable Type used to indicate a specific mapping of java.util.Date or java.util.Calendar
JDO Doc
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Persistent.table

Annotation Element javax.jdo.annotations.Persistent String table Table to use for persisting this member. Returns: the table to use for persisting this member Default value: "" Since: JDO 2.1
JPA Doc
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getPersistenceUtil()

Static Method javax.persistence.Persistence PersistenceUtil getPersistenceUtil() Return the PersistenceUtil instance Returns: PersistenceUtil instance Since: JPA 2.0
JPA Doc
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javax.persistence.Cacheable

javax.persistence Annotation Cacheable Target: Classes Specifies whether an entity should be cached if caching is enabled when the value of the persistence.xml caching element is ENABLE_SELECTIVE or DISABLE_SELECTIVE. The value of the Cacheable annotation is inherited by subclasses
JPA Doc
23

javax.persistence.DiscriminatorColumn

javax.persistence Annotation DiscriminatorColumn Target: Classes Specifies the discriminator column for the SINGLE_TABLE and JOINED Inheritance mapping strategies. The strategy and the discriminator ... to DiscriminatorType.STRING. Default value: javax.persistence.DiscriminatorType.STRING Since: JPA 1.0 int length
JPA Doc
23

javax.persistence.Embedded

javax.persistence Annotation Embedded Target: Fields (including property get methods) Specifies a persistent field or property of an entity whose value is an instance of an embeddable class. The embeddable class must be annotated as Embeddable. The AttributeOverride, AttributeOverrides