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EBK DATABASE CONCEPTS
7th Edition
ISBN: 9780133777840
Author: AUER
Publisher: VST
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Chapter 5, Problem 5.16RQ
Explanation of Solution
The method for obtaining data:
After showing the 1:N relationship in question 5.15 then creates a method for obtaining data all the children given the key of the parent.
To go from “Teacher” table to “Subject” table:
- Place the “Teacher_ID” is the primary key of “Teacher” table and foreign key of “Subject” table...
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Students have asked these similar questions
Please I want the EER or E-R Digram for this question:
A patient is identified by patient id, and admission date.
• A patient must be either an Emergency patient or a resident patient.
• We must record the checkback date for Emergency patient.
• Only resident patient is assigned to one room. Room has a unique number, degree, and floor number.
• For each room there are a number of beds each of which has a bed number, specification. If a room is deleted, you need not keep track of its beds any longer.
• Both emergency patient and resident are cared for by a responsible Doctor. Doctor is identified by Doctor number. For each Doctor, the name, several specialty, and years of experience must be recorded.
• Doctors prescribe medicine for patients. Medicine is identified by trade name that has scientific name and formula. The medicine depends on another medicine to be taking before.
• A doctor could prescribe one or more drugs for several patients, and a patient could obtain prescriptions…
Correct and detailed answer will be Upvoted else downvoted directly. Thank you!
Correct and detailed answer will be Upvoted else downvoted. No plagarism please
Chapter 5 Solutions
EBK DATABASE CONCEPTS
Ch. 5 - Explain how entities are transformed into tables.Ch. 5 - Prob. 5.2RQCh. 5 - Prob. 5.3RQCh. 5 - What is denormalization?Ch. 5 - Prob. 5.5RQCh. 5 - Explain the problems that denormalized tables may...Ch. 5 - Explain how the representation of weak entities...Ch. 5 - Explain how supertype and subtype entities are...Ch. 5 - Prob. 5.9RQCh. 5 - Prob. 5.10RQ
Ch. 5 - Show two different ways to represent the 1:1...Ch. 5 - Prob. 5.12RQCh. 5 - Prob. 5.13RQCh. 5 - Prob. 5.14RQCh. 5 - Prob. 5.15RQCh. 5 - Prob. 5.16RQCh. 5 - For your answer to question 5.15, code an SQL...Ch. 5 - Prob. 5.18RQCh. 5 - Prob. 5.20RQCh. 5 - Prob. 5.21RQCh. 5 - Explain how the terms parent table and child table...Ch. 5 - For your answers to questions 5.20, 5.21, and...Ch. 5 - Prob. 5.24RQCh. 5 - Prob. 5.25RQCh. 5 - Prob. 5.26RQCh. 5 - Prob. 5.27RQCh. 5 - Prob. 5.28RQCh. 5 - Define the three types of recursive binary...Ch. 5 - Prob. 5.30RQCh. 5 - Prob. 5.31RQCh. 5 - Prob. 5.32RQCh. 5 - Prob. 5.33RQCh. 5 - Prob. 5.34RQCh. 5 - Code an SQL statement that creates a table with...
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