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====== Foreign Key ====== **''public class ForeignKey''** \\ **''implements Serializable''** Foreign Key describes a foreign key dependency between two relations from the common schema \\ ''(sourceRelation[sourceAttriutes] REFERENCES targetRealtion[targetKey])'' ===== Class Attributes ===== <code java> private long id; private Relation sourceRelation; private Relation targetRelation; private java.util.ArrayList<Integer> sourceAttributes; private boolean virtual; private boolean enforced; </code> ===== Class Constructor ===== ===== Class Methods ===== ==== printHTML ==== ---- ==== getters and setters methods ====