M N Relationship - Web m:n refers to a many to many relationship whereas 1:n means one to many relationship. A father can have many biological children. Web example of mapping an m:n binary relationship type. For each m:n binary relationship, identify two relations. A child has exactly one biological father;
Web example of mapping an m:n binary relationship type. A child has exactly one biological father; A father can have many biological children. For each m:n binary relationship, identify two relations. Web m:n refers to a many to many relationship whereas 1:n means one to many relationship.