## javax.persistence
Annotation Type MapKeyJoinColumn

    @Target(value={METHOD,FIELD})
    @Retention(value=RUNTIME)
    public @interface MapKeyJoinColumn

Optional Element Summary
`java.lang.String` `columnDefinition`
`boolean` `insertable`
`java.lang.String` `name`
`boolean` `nullable`
`java.lang.String` `referencedColumnName`
`java.lang.String` `table`
`boolean` `unique`
`boolean` `updatable`

### name

    public abstract java.lang.String name

  Default:
    ""

### referencedColumnName

    public abstract java.lang.String referencedColumnName

  Default:
    ""

### unique

    public abstract boolean unique

  Default:
    false

### nullable

    public abstract boolean nullable

  Default:
    false

### insertable

    public abstract boolean insertable

  Default:
    true

### updatable

    public abstract boolean updatable

  Default:
    true

### columnDefinition

    public abstract java.lang.String columnDefinition

  Default:
    ""

### table

    public abstract java.lang.String table

  Default:
    ""