Annotation Type MapKeyJoinColumns


  • @Target({METHOD,FIELD})
    @Retention(RUNTIME)
    public @interface MapKeyJoinColumns
    Supports composite map keys that reference entities.

    The MapKeyJoinColumns annotation groups MapKeyJoinColumn annotations. When the MapKeyJoinColumns annotation is used, both the name and the referencedColumnName elements must be specified in each of the grouped MapKeyJoinColumn annotations.

    Since:
    Java Persistence 2.0
    See Also:
    MapKeyJoinColumn
    • Required Element Summary

      Required Elements 
      Modifier and Type Required Element Description
      MapKeyJoinColumn[] value
      (Required) The map key join columns that are used to map to the entity that is the map key.
    • Element Detail

      • value

        MapKeyJoinColumn[] value
        (Required) The map key join columns that are used to map to the entity that is the map key.