Top 7 tools to create an Entity Relationship Diagram (ERD), 2025

ER Diagram in DBMS

60 Best ER Diagram Examples - iNetTutor.com

Definition of entity relationship model

What is the Entity-Relationship Model? - Diagram & Examples

2. Develop an extended entity-relationship diagram (EERD) that illustrates the relationaldatabase design described by the business rules in #1. The diagram should include theprimary key of each table in order to demonstrate correct implementation ofspecialization-generalization. While EERDs may well contain other attributes, in thisassignment you need not include them because they are not described in the businessrules. You should use legal database identifiers such as SitDownRestaurants orFoodM

Enhanced ER Model: Everything You Need To Know - Learn | Hevo

Best ER Model Tools to Use in 2025

Activity - 1:Why is the ER model considered a top-down approach? Describe the four basic componentsof the ER model.Activity - 2:The ER model uses a number of notations and tags to represent different concepts. Outlinehow the basic ER components are represented in an ER diagram.Activity - 3:Describe what attributes represent in an ER model and provide examples of simple,composite, single-value, multi-value, and derived attributes.