@Target(value={TYPE,METHOD,FIELD}) @Retention(value=RUNTIME) public @interface Struct
This annotation define a class to map to a database Struct type. The class should normally be an Embeddable, but could also be an Entity if stored in a object table.
ObjectRelationalDataTypeDescriptor
,
StructureMapping
EclipseLink 2.3.2, "build v20111125-r10461" API Reference