Database Systems: Design, Implementation, & Management
12th Edition
ISBN: 9781305627482
Author: Carlos Coronel, Steven Morris
Publisher: Cengage Learning
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Chapter 2, Problem 4P
Program Plan Intro
The following diagram shows the “DealCo relational diagram” that describes the initial entities and attributes for the “DealCo stores”, which is located in two regions of the country.
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Using the following E-R diagram, create a set of 3NF relations. Create all primary keys and nonkey attributes needed for each entity.
Using Figure P2.4 as your guide, work Problems 4–5. The DealCo relational diagram shows the initial entities and attributes for the DealCo stores, which are located in two regions of the country
Identify each relationship type and write all of the business rules.
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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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- Using the following E-R diagram, create a set of 3NF relations. Create all primary keys and nonkey attributes needed for each entity.arrow_forwardGiven the entity STUDENT and attributes: ST_INTIAL, ST_LNAME, ST_FNAME, ST_EMAIL, ST_PHONE . Use the Chen notation to depict the relationships:arrow_forwardConvert the given ER diagram to Relational Schema. Draw the complete diagram.arrow_forward
- Using the following E-R diagram, create a set of 3NF relations. Create all primary keys and nonkey attributes needed for each entity.arrow_forwardyou will need to create an entity relation (E-R) diagram using the Crow's foot symbols that models the problem. This will include: Summarise the ERM's components, and names the entities and their relationship (As given in Table) Table 4.4 Components of the ERM Entity Relationship Connectivity Entity SCHOOL operates 1:M DEPARTMENT DEPARTMENT has 1:M STUDENT DEPARTMENT employs 1:M PROFESSOR DEPARTMENT offers 1:M COURSE COURSE generates 1:M CLASS SEMESTER includes 1:M CLASS PROFESSOR is dean of 1:1 SCHOOL PROFESSOR chairs 1:1 DEPARTMENT PROFESSOR teaches 1:M CLASS PROFESSOR advises 1:M STUDENT STUDENT enrolls in M:N CLASS BUILDING contains 1:M ROOM ROOM is used for 1:M CLASS Note: ENROLL is the composite entity that implements the M:N relationship “STUDENT enrolls in CLASS.” all entities, relationships (including names), and…arrow_forwardYou 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 entityarrow_forward
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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).arrow_forwardCreate an Entity Relationship Diagram (ERD) of the normalized version of this table using Visio's crows-foot notation. The ERD should show the PK and FK columns, plus all of the appropriate column attributes (column name, data type/size, null/not null) plus the relationships (with minimum and maximum cardinality) between tables. Requirements: Show the results of the normalization as individual tables Show the FK and PK columns using Visio's notation You must solve the multi-column issue with grades (Hint: This will require a new column) Show the 3-part column definition as noted Show min/max cardinality Tables are attachedarrow_forwardAcme Airlines ERD Create an Entity Relationship Diagram in Vertabelo from the business rules shown below. Make sure each entity has all attributes and relationships as well as any appropriate annotations. Please print your ERD to PDF and submit to the Assignment 5 link. Please check your file before submitting to make sure it is viewable. The Acme Airline Company has a fleet of small planes that can be chartered by customers to fly either passengers or cargo across the country: a CUSTOMER may book zero or more CHARTERS and each CHARTER must be booked by one CUSTOMER an AIRCRAFT may be used for zero or more CHARTERS and each CHARTER must use a single AIRCRAFT a CHARTER will have one or more EMPLOYEES on the flight and each EMPLOYEE may fly on zero or more CHARTERS Since the relationship between CHARTER and EMPLOYEE is many-to-many, use a composite entity called CREW to break it up. A CHARTER will have one or more CREW members and each EMPLOYEE can be on zero or more CREWS for a CUSTOMER…arrow_forward
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