In a relational database, it is necessary to define the relationship that exists between different entities. A one-to-many relationship exists when one entity can be present in many different ...

Introduce the concepts about relational models. Train students on how to convert a conceptual entity relationship model to a relational model. Introduce students with the reasons and process of ...

In a relational database, it is necessary to define ... beneficial to show the attributes of each entity as part of an entity relationship diagram. There are two ways to do this: In these examples ...