Question: What is Referential Integrity and provide an example where it would be useful. What is a Foreign Key and explain how it can be useful.

What is Referential Integrity and provide an example where it would be useful.
What is a Foreign Key and explain how it can be useful. 15 Points
Briefly discuss some benefits of Normalization.

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Programming Questions!

Q:

Problem 2. (40 points) Consider the following relational database: branch (branch name, branch_city) customer (customer_number, customer_name, customer_city) loan (loan_number, branch_name, amount)...

Q:

(total marks 20) Given the same simple Customer-Subscribesto_Phonecompany database schema you worked on in Assignment 1, which contains three files describing information about telephone company...

Q:

(total marks 20) Given the same simple Customer-Subscribesto_Phonecompany database schema you worked on in Assignment 1, which contains three files describing information about telephone company...

Q:

Describe how to construct the function cpo ((D E), v) of two cpos (D, vD) and (E, vE). Prove that ((D E), v) is a cpo. (You may use facts about least upper bounds provided you state them clearly.)...

Q:

1. Introduction to Computer Architecture concepts; The MIPS R2000 architecture allows for up to four external coprocessors. Our local systems arIPS external coprocessors are used by describing, in...

Q:

the following relational algebra questions based on tables S1 and S2 (below) Question 1 What is the output of S1 S2 ? The row identified by sid 22 The rows identified by sid 31 and 58 The row...

Q:

MIS 3 3 0 6 Database Management Systems Module 3 Exercise 4 0 points Required for Grading: I am ( type your full name ) and I complete this assignment following the UHD academic integrity policy. ( 5...

Q:

answer first two requirements in detail!!! solution to stage 2 below Kim's Flowers Revenue Cycle Assignment - Stage Three Due to the technical issue that prevented your access to the original...

Q:

1. (total marks 20) Given the same simple Doctor Treats-Patient database schema which contains three files describing information about doctors and patients they treat as follows, answer the...

Q:

\f1. INTRODUCTION TO PREPARING A WRITTEN CASE REPORT The method for a basic case analysis presented in Note 2 of the Case Guide Series"Performing a Case Analysis,\" No. 9B18M054can be used for...

Q:

How can having a project closure procedure improve future projects and benefit the organizations involved?

Q:

After searching public records and other sources, you accumulate the following financial information for John Dough: Given the financial information, determine whether there is a likelihood of...

Q:

The financial planner may be called upon to assist retiring clients with which of the following? Managing and mitigating longevity and inflation risks. Social Security claiming and Medicare selection...

Q:

F\left(x ight)=\frac{2x^{2}}{x^{2}-1} NOTE : Using the information obtain from following the guidelines, draw the graph Make sure you sketch the asymptotes as dashed lines plot the intercepts,...