In which normal form (unnormalised, first normal form, second normal form or third normal form) is each of the below? Clearly motivate your answer 19; 20; 212021Q.5.2.1issued to1.1CustomerInvoice1.*InvoiceID {PK}CustomerID {FK}NumberCustomerID {PK}NameSurnameDate1.1contains1.*InvoiceLineInvoiceLineID {PK}InvoiceID {FK}DescriptionPrice(3)

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Answered: In which normal form (unnormalised,…

In which normal form (unnormalised, first normal form, second normal form or third normal form) is each of the below? Clearly motivate your answer

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

Problem 1PE

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Question

In which normal form (unnormalised, first normal form, second normal form or
third normal form) is each of the below? Clearly motivate your answer

19; 20; 21
2021
Q.5.2.1
issued to
1.1
Customer
Invoice
1.*
InvoiceID {PK}
CustomerID {FK}
Number
CustomerID {PK}
Name
Surname
Date
1.1
contains
1.*
InvoiceLine
InvoiceLineID {PK}
InvoiceID {FK}
Description
Price
(3)

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