Mapping Unary 1:1 and 1:M Relationships,”A unary 1:1 or 1:M relationship requires using an entity’s primary key as a foreign key within the relational schema. Ex.MECHANIC(MechID, Salary

Database
Average Rating
0 out of 5 stars. 0 votes.

Mapping Unary 1:1 and 1:M Relationships,”A unary 1:1 or 1:M relationship requires using an entity’s primary key as a foreign key within the relational schema. Ex.MECHANIC(MechID, Salary

SupervisorID)”