About types

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JPA Doc
47

Type.PersistenceType.EMBEDDABLE

Enum Constant javax.persistence.metamodel.Type.PersistenceType EMBEDDABLE Embeddable class Since: JPA 2.0
JPA Doc
47

Type.PersistenceType.ENTITY

Enum Constant javax.persistence.metamodel.Type.PersistenceType ENTITY Entity Since: JPA 2.0
JPA Doc
47

Type.PersistenceType.MAPPED_SUPERCLASS

Enum Constant javax.persistence.metamodel.Type.PersistenceType MAPPED_SUPERCLASS Mapped superclass Since: JPA 2.0
Manual
32

Database Schema Evolution

and either the same type or a convertible type, as explained below. A matching field ... the hierarchy, removing an intermediate class in the hierarchy, etc.). Convertible Types When an old matching field is found but its type is different than the type of the new field (with the same name
JPA Doc
29

javax.persistence.metamodel.EntityType

, ManagedType, Type Instances of the type EntityType represent entity types. Since: JPA 2.0 Attribute getAttribute(String name) Return the attribute of the managed type that corresponds to the specified name. Return the attribute of the managed type that corresponds to the specified
JPA Doc
28

javax.persistence.metamodel.IdentifiableType

javax.persistence.metamodel Interface IdentifiableType Superinterfaces: ManagedType, Type Subinterfaces: EntityType, MappedSuperclassType Instances of the type IdentifiableType represent entity or mapped superclass types. Since: JPA 2.0 Attribute getAttribute(String name) Return
JPA Doc
28

javax.persistence.metamodel.MappedSuperclassType

>, ManagedType, Type Instances of the type MappedSuperclassType represent mapped superclass types. Since: JPA 2.0 Attribute getAttribute(String name) Return the attribute of the managed type that corresponds to the specified name. Return the attribute of the managed type that corresponds
Result
27

ObjectDB Object Database Features

deployment). Schema Evolution Fully automatic schema evolution and type versioning. Class hierarchy ... automatically. Most field type changes are handled automatically. Moving fields up and down in the class hierarchy is transparent. Support for renaming types, fields and properties. Object Model
JPA Doc
25

javax.persistence.metamodel.EmbeddableType

javax.persistence.metamodel Interface EmbeddableType Superinterfaces: ManagedType, Type Instances of the type EmbeddableType represent embeddable types. Since: JPA 2.0 Attribute getAttribute(String name) Return the attribute of the managed type that corresponds to the specified name
JPA Doc
25

javax.persistence.metamodel.ManagedType

javax.persistence.metamodel Interface ManagedType Superinterfaces: Type Subinterfaces: EmbeddableType, EntityType, IdentifiableType, MappedSuperclassType Instances of the type ManagedType represent entity, mapped superclass, and embeddable types. Since: JPA 2.0 Attribute getAttribute