Entities and Attributes of the Supply Chain Management
1. Supplier: It Represent Providing goods or services.
- supplier_id (Primary Key): Unique identifier for each supplier.
- name: Name of the supplier.
- address: Address of the supplier.
- contact_person: Name of the contact person at the supplier.
- phone_number: Phone number of the supplier.
2. Product: It Represent Goods or services offered.
- product_id (Primary Key): Unique identifier for each product.
- name: Name of the product.
- description: Description of the product.
- unit_price: Price per unit of the product.
- quantity_available: Quantity of the product available in inventory.
3. Order: It Represent Requests for products or services.
- order_id (Primary Key): Unique identifier for each order.
- product_id (Foreign Key referencing Product): Identifier of the product ordered.
- supplier_id (Foreign Key referencing Supplier): Identifier of the supplier from whom the product is ordered.
- order_date: Date when the order was placed.
- quantity_ordered: Quantity of the product ordered.
4. Shipment: It Represent Movement of products.
- shipment_id (Primary Key): Unique identifier for each shipment.
- order_id (Foreign Key referencing Order): Identifier of the order associated with the shipment.
- shipment_date: Date when the shipment was sent.
- estimated_arrival_date: Estimated arrival date of the shipment.
- actual_arrival_date: Actual arrival date of the shipment.
How to Design ER Diagrams for Supply Chain Management
In the fast-paced world of supply chain management, efficiency and accuracy are key to success. Designing an effective database system to manage inventory, orders, suppliers, logistics, and more is important for fast operations and staying ahead of the competition. In this article, we’ll explore how to design an ER diagram for a supply chain management system, focusing on key features and best practices to create a robust and efficient database model.