Components Of Er Model In Dbms. An entity is generally a real world object which has characteristics and holds relationships in a dbms. What is an entity relationship diagram er diagram.
An entity is generally a real world object which has characteristics and holds relationships in a dbms. E r diagrams are used to model real world objects like a person a car a company etc. E r diagrams in dbms.
At view level the er model is considered a good option for designing databases.
What is an entity relationship diagram er diagram. What is an entity relationship diagram er diagram. The er model defines the conceptual view of a database. An entity relationship model er model describes the structure of a database with the help of a diagram which is known as entity relationship diagram er diagram.
