taber shimono lilyana gross andrea nelson chelsea ball eric svendsen shefflette
TRANSCRIPT
Taber ShimonoLilyana GrossAndrea NelsonChelsea Ball
Eric Svendsen Shefflette
Customers can grocery shop online Keeps track of shipped and unshipped orders Keeps track of all items at each warehouse
Goals of the Database
Can view available produce at local
warehouses Can view quantity and local prices of produce Ability to order produce Can view order history
Context
Grocery shop from home Can compare prices Minimize gas consumption
Advantages (ROI)
Accessibility Convenience Keep track of inventory
Update inventories Add new items View current inventories
Model consumer trends
Why Use Our Database?
Customers Orders Grocery Items Warehouses Shipped Orders
Entities
Customers Orders Grocery Items Warehouses Shipped Orders Order Information
Tables
Prices Inventory Items Customer Information Warehouse, Item and Order IDs
Attributes
Customer ID Warehouse ID Item ID Order ID
Primary Keys
CustID OrderID ItemID
Foreign Key
ER Diagram
N
N
1
NN
N
1
1
Logical Data Model
Physical Data Model