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ER Diagrams on five topics
A data model is used to design a data warehouse. It represents the underlying structure of a database. An ER Diagram in Database Management Systems is a high level data model used to construct a database in the form of tables. It is a collection of entities and relationships. An ER Diagram should be created in such a way that is understandable to even non-technical users. Here, we will see 5 different ER Diagrams. 1. ER Diagram for a Nonprofit Membership Management System: ER Diagram: This ER diagram captures the basic structure and relationships for a Nonprofit Membership Management System. Description: Entities : 1. Member: Represents individuals who are members of the nonprofit organization. - Attributes: MemberID (Primary Key), Name, Email, Phone, Address, Profession, Date joined 2. Membership Type : Represents different types of memberships offered by the nonprofit organization. - Attributes: TypeID (Primary Key)...
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