1. Design a database diagram for a product orders database with four tables. Indicate the relationships between tables and identify the primary key and foreign keys in each table. Explain your design decisions. Customers CustomerID CustomerName CustomerAddress CustomerPhone *** Shippers ShipperID Shipper Name ShipperAddress ShipperPhone Orders OrdersID CustomerlD Order Date *** ShipAddress ShipDate 2. Add the two tables below into the design for exercise 1. Create additional tables and columns, if necessary. Explain your design decisions. Employees EmployeelD FirstName LastName SSN HireDate OrderLineltems *** OrderID OrderSequence ProductID Quantity UnitPrice Products ProductID ProductName QtyPerUnit UnitPrice InStock OnOrder

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Please help answer questions 1-3.   Please type out answers because sometimes it's hard for me to read people's handwritting on pictures.  Thank you.

1. Design a database diagram for a product orders database with four tables.
Indicate the relationships between tables and identify the primary key and
foreign keys in each table. Explain your design decisions.
OrderLineltems
Customers
CustomerID
CustomerName
CustomerAddress
CustomerPhone
Orders
OrdersID
CustomerID
Shippers
ShipperID
ShipperName
ShipperAddress
ShipperPhone
Order Date
ShipAddress
ShipDate
2. Add the two tables below into the design for exercise 1. Create additional
tables and columns, if necessary. Explain your design decisions.
Employees
EmployeelD
FirstName
LastName
SSN
HireDate
OrderID
OrderSequence
ProductID
Quantity
UnitPrice
***
Products
ProductID
ProductName
QtyPerUnit
UnitPrice
InStock
OnOrder
3. Modify your design for exercise 2 to identify the columns that should be
indexed, and explain your decision.
Transcribed Image Text:1. Design a database diagram for a product orders database with four tables. Indicate the relationships between tables and identify the primary key and foreign keys in each table. Explain your design decisions. OrderLineltems Customers CustomerID CustomerName CustomerAddress CustomerPhone Orders OrdersID CustomerID Shippers ShipperID ShipperName ShipperAddress ShipperPhone Order Date ShipAddress ShipDate 2. Add the two tables below into the design for exercise 1. Create additional tables and columns, if necessary. Explain your design decisions. Employees EmployeelD FirstName LastName SSN HireDate OrderID OrderSequence ProductID Quantity UnitPrice *** Products ProductID ProductName QtyPerUnit UnitPrice InStock OnOrder 3. Modify your design for exercise 2 to identify the columns that should be indexed, and explain your decision.
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