Table name: EMPLOYEE EMP CODE Q1 Table name: BENEFIT EMP LNAME JOB_CODE EMP CODE PLAN_CODE 14 Rudel 15 15 McDade 1. 15 3. 16 Ruelardo 1. 16 1. 17 Smith 3. 17 20 Smith 17 17 20 Table name: JOB Table name: PLAN JOB CODE JOB_DESCRIPTION 1 Clerical 2 Technical 3 Managerial PLAN DESCRIPTION 1 Term life 2 Stock purchase 3 Long-term disabilty PLAN CODE 4 Dental a. For each table in the database, identify the primary key and the foreign key(s). If a table does not have a foreign key, write None in the space provided. b. Create the ERD to show the relationship among tables Do the tables exhibit entity integrity? Answer yes or no, and then C. explain your answer 2 d. Do the tables exhibit referential integrity? Answer yes or no, and then explain your answer. Write NA (Not Applicable) if the table

Table name: EMPLOYEE EMP CODE Q1 Table name: BENEFIT EMP LNAME JOB_CODE EMP CODE PLAN_CODE 14 Rudel 15 15 McDade 1. 15 3. 16 Ruelardo 1. 16 1. 17 Smith 3. 17 20 Smith 17 17 20 Table name: JOB Table name: PLAN JOB CODE JOB_DESCRIPTION 1 Clerical 2 Technical 3 Managerial PLAN DESCRIPTION 1 Term life 2 Stock purchase 3 Long-term disabilty PLAN CODE 4 Dental a. For each table in the database, identify the primary key and the foreign key(s). If a table does not have a foreign key, write None in the space provided. b. Create the ERD to show the relationship among tables Do the tables exhibit entity integrity? Answer yes or no, and then C. explain your answer 2 d. Do the tables exhibit referential integrity? Answer yes or no, and then explain your answer. Write NA (Not Applicable) if the table

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

Complete question is given in the image.

Table name: EMPLOYEE
EMP CODE
Q1
Table name: BENEFIT
EMP LNAME JOB_CODE
EMP CODE PLAN_CODE
14 Rudel
15
15 McDade
1.
15
3.
16 Ruelardo
1.
16
1.
17 Smith
3.
17
20 Smith
17
17
20
Table name: JOB
Table name: PLAN
JOB CODE JOB_DESCRIPTION
1 Clerical
2 Technical
3 Managerial
PLAN DESCRIPTION
1 Term life
2 Stock purchase
3 Long-term disabilty
PLAN CODE
4 Dental
a. For each table in the database, identify the primary key and the
foreign key(s). If a table does not have a foreign key, write None in
the space provided.
b. Create the ERD to show the relationship among tables
Do the tables exhibit entity integrity? Answer yes or no, and then
C.
explain your answer
2
d. Do the tables exhibit referential integrity? Answer yes or no, and
then explain your answer. Write NA (Not Applicable) if the table

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