Database Systems: Design, Implementation, & Management
12th Edition
ISBN: 9781305627482
Author: Carlos Coronel, Steven Morris
Publisher: Cengage Learning
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Chapter 2, Problem 13P
Program Plan Intro
Given data:
The Crow’s Foot ERD for the relationship between STUDENT, PROFESSOR, and CLASS is given below. In the given model, the connectivity’s “1” is represented by a short line segment, and “M” is represented by the three-pronged crow’s foot and the relationship name “advises” and “teaches” is written above the relationship line.
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Describe the relationships (identify the business rules) depicted in the Crow’s Foot ERD shown in Figure P2.13.
Describe the relationships(identify the business rules) depicted in the Crow's Foot ERD shown in Figure P2.13
Draw the relationships,identify the business rules,depicted in the Crow's foot ERD shown in the figure.
Chapter 2 Solutions
Database Systems: Design, Implementation, & Management
Ch. 2 - Prob. 1RQCh. 2 - What is a business rule, and what is its purpose...Ch. 2 - How do you translate business rules into data...Ch. 2 - Prob. 4RQCh. 2 - Explain how the entity relationship (ER) model...Ch. 2 - Prob. 6RQCh. 2 - Prob. 7RQCh. 2 - Prob. 8RQCh. 2 - Prob. 9RQCh. 2 - Prob. 10RQ
Ch. 2 - What is a relationship, and what three types of...Ch. 2 - Give an example of each of the three types of...Ch. 2 - What is a table, and what role does it play in the...Ch. 2 - Prob. 14RQCh. 2 - Prob. 15RQCh. 2 - Prob. 16RQCh. 2 - Prob. 17RQCh. 2 - Prob. 18RQCh. 2 - Prob. 19RQCh. 2 - Prob. 20RQCh. 2 - Prob. 21RQCh. 2 - Prob. 22RQCh. 2 - Prob. 23RQCh. 2 - Prob. 1PCh. 2 - Prob. 2PCh. 2 - Prob. 3PCh. 2 - Prob. 4PCh. 2 - Prob. 5PCh. 2 - Using Figure P2.6 as your guide, work Problems 68....Ch. 2 - Prob. 7PCh. 2 - Prob. 8PCh. 2 - Typically, a hospital patient receives medications...Ch. 2 - Prob. 10PCh. 2 - Prob. 11PCh. 2 - Prob. 12PCh. 2 - Prob. 13PCh. 2 - Prob. 14PCh. 2 - Prob. 15PCh. 2 - Prob. 16PCh. 2 - Prob. 17P
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.Similar questions
The below Entity Relationship Diagram (ERD) is in second normal form. Draw anew ERD in third normal form and explain the changes.
diagram below
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Using any application of your choice, create an interactive presentation explaining the differences between various types of relationships between tables in an enterprise relationship diagram (ERD).
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A.What characteristics do tables that conform to the concept of well-informed relations have?
B Describe a dependency diagram and explain its purpose
C. Normalize the relation given below
OrderNum
OrderDate
PartNumber
PartName
UnitPrice
PartQuantity
SupplierNumber
SupplierName
SupllierStreet
SupplierCity
SupplierSate
SupplierZip
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a. What characteristics do tables that conform to the concept of well-informed relations have?
b. Describe a dependency diagram and explain its purpose
c. Normalize the relation given below
OrderNum
OrderDate
PartNumber
PartName
UnitPrice
PartQuantity
SupplierNumber
SupplierName
SupllierStreet
SupplierCitr
SupplierSate
SupplierZip
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There are M:1 relationship between Property entity and Owner entity.
There are 1:M relationship between Property entity and Services entity.
There are 1:M relationship between Address entity and Property entity.
There are M:1 relationship between Service entity and Employee entity.
Find minimum and maximum cardinality of the following relations
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Identify each relationship type and write all of the business rules based on below Figure
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You are required to draw a complete Crow's Foot ERD that includes the following entity relationship components based on the below:Identify all the entities and its attributesIdentify all possible relationshipsIdentify the connectivity for each relationshipIdentify the primary key and foreign key for each entity
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Using the writing a business rule PDF, write the business rules relating to the provided png relationships
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Explain the following terms briefly: attribute, domain, entity, relationship, entity set, relationship set, one-to-many relationship, many-to-many relationship, participation constraint, overlap constraint, covering constraint, weak entity set, aggregation, and role indicator.
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Question 30
Which of the following is the term for the number of entities involved in a relationship?
Group of answer choices
degree
ordinality
minimum cardinality
class
maximum cardinality
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Answer these questions please.
1-Draw the Relational Schema for the relationship(s) between STORE and REGION.
2-Draw the Relational Schema for the relationship(s) between EMPLOYEE and STORE
3-Draw the Full Entity Relationship diagram showing the relationships among EMPLOYEE, STORE, and REGION
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which part of an entity relationship (ER) diagram depicits cardanilty as circle, short line or three short line
a) Subject area
b) Crow's foot
c) Indepence convention
d) Weak table
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