I will design a professional Entity-Relationship Diagram (ERD), UML diagrams, or database schema for your system. Whether you need a conceptual, logical, or physical database design, I will ensure a well-structured, normalized, and efficient data model that meets your requirements.

I can provide:

✔ ERD with entities, relationships, and attributes

✔ UML diagrams (Use Case, Class, Sequence, Activity, etc.)

✔ Database schema design in SQL

✔ Normalization up to 3NF

✔ Detailed documentation and explanations