Learn what are the advantages of using Entity-Relationship diagrams (ERDs) in data modeling and how they can help you design better databases.

The entity-relationship (ER) model and its accompanying ER diagrams are widely used for database design and systems analysis. Many books and articles just provide a definition of each modeling ...

Draw an Entity Relationship Diagram (ERD) Identify and diagram one-to-one, one-to-many and many-to-many relationships between data entities Distinguish between entities and attributes Discuss data ...

Designed and implemented a relational database using Access to manage steel product sales for a company, including entities for organizations, users, products, shipments and orders. Developed an ...