Annotation Type PrimaryKeyJoinColumns

@Target({TYPE,METHOD,FIELD}) @Retention(RUNTIME) public @interface PrimaryKeyJoinColumns
Groups PrimaryKeyJoinColumn annotations. It is used to map composite foreign keys. 
   Example: ValuedCustomer subclass

   @Entity
   @Table(name="VCUST")
   @DiscriminatorValue("VCUST")
   @PrimaryKeyJoinColumns({
       @PrimaryKeyJoinColumn(name="CUST_ID",
           referencedColumnName="ID"),
       @PrimaryKeyJoinColumn(name="CUST_TYPE",
           referencedColumnName="TYPE")
   })
   public class ValuedCustomer extends Customer { ... }
Since:
Java Persistence 1.0

  • Required Element Summary

    Required Elements
    Modifier and Type
    Required Element
    Description
    PrimaryKeyJoinColumn[]
    value
    One or more PrimaryKeyJoinColumn annotations.