@Target(value={METHOD,FIELD}) @Retention(value=RUNTIME) public @interface MapKeyJoinColumns
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.
MapKeyJoinColumn
,
ForeignKey
Modifier and Type | Required Element and Description |
---|---|
MapKeyJoinColumn[] |
value
(Required) The map key join columns that are used to map to the entity
that is the map key.
|
Modifier and Type | Optional Element and Description |
---|---|
ForeignKey |
foreignKey
(Optional) Used to specify or control the generation of a
foreign key constraint when table generation is in effect.
|
public abstract MapKeyJoinColumn[] value
public abstract ForeignKey foreignKey
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