Relationship Rules, Relational Databases

Relationship Rules Relational Databases

There are 3 core relationship rules, relational databases. However, in some literature, you will see that some count on of them twice depending on the flow of data. The three core relationship rules within a relational database are: One-to-One Relationship One-to-Many Relationship (*Many-to-One Relationship) Many-to-Many Relationship *Sometimes included as an additional relationship but really it … Read more