Data Models
1 Mathematical Relation A mathematical relation is a subset of a Cartesian Product. A1 A2 A3 … An = {(x1, x2, x3, …, xn): xi Ai} R A1 A2.
CS 3630 Database Design and Implementation. 2 Mathematical Relation A mathematical relation is a subset of a Cartesian Product. A1 A2 A3 … An.