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Describe the relationships (identify the business rules) depicted in the Crow's Foot ERD shown in the figure below.
Homework Answers
6.
business rules:
1. One brand includes many products (One to many
relationship)
2. one product appears on many lines (One to many
relationship)
3. one invoice contains many lines (One to many relationship)
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Describe the relationships (identify the business rules)
depicted in the Crow's Foot ERD shown in the...
Create a Crow's Foot ERD to include the following business rules for a given company: Each...
Create a Crow's Foot ERD to include the following business rules for a given company: Each employee can complete many invoices. Each invoice is completed by one employee. Each employee is employed by one department. Each department has many employees. Each customer can generate many invoices. Each invoice is generated by one customer.
QUESTION 1 1. Use the following business rules to draw the fully labeled Crow's Foot ERD...
QUESTION 1 1. Use the following business rules to draw the fully labeled Crow's Foot ERD in Visio. The diagram must include all entities, attributes, and relationships. Primary keys and foreign keys must be clearly identified on the diagram. Write all appropriate connectivities and cardinalities on the ERD. a). Each city may have many sport teams. The number of teams is limited to 20 per city. b). Each team belongs to one and only city. c). Each team has at...
QUESTION 1 1. Use the following business rules to draw the fully labeled Crow's Foot ERD...
QUESTION 1 1. Use the following business rules to draw the fully labeled Crow's Foot ERD in Visio. The diagram must include all entities, attributes, and relationships. Primary keys and foreign keys must be clearly identified on the diagram. Write all appropriate connectivities and cardinalities on the ERD. a). Each city may have many sport teams. The number of teams is limited to 20 per city. b). Each team belongs to one and only city. c). Each team has at...
Use the following business rules to create a Crow's Foot ERD. Write all appropriate connectivities and cardinalities in the ERD.
Exercise 1: ERD Use the following business rules to create a Crow's Foot ERD. Write all appropriate connectivities and cardinalities in the ERD. A department employs many employees, but each employee is employed by only one department. Some employees, known as "rovers," are not assigned to any department. A division operates many departments, but each department is operated by only one division. An employee may be assigned many projects, and a project-may have many employees assigned to it. A project must have at least one employee...
This is about database system. Thank you. Question B1 Create a Crow's Foot ERD with the...
This is about database system. Thank you.
Question B1 Create a Crow's Foot ERD with the business rules described below. Write all appropriate connectivities and cardinalities in the ERD. A music store would like to develop a database to manage information about the CDs, or vinyl collection, the customers and transactions information. It stores the relationships between artists, albums, tracks, customers and transactions. Here is the list of requirements for the database: The collection consists of albums. An album is...
Draw YOUR entity relationship diagram (ERD) using Crow's foot notation to indicate entities, relationships, connectives, and...
Draw YOUR entity relationship diagram (ERD) using Crow's foot notation to indicate entities, relationships, connectives, and participations. The administrators of Tiny College are so pleased with your design and implemen- tation of their student registration and tracking system that they want you to expand the design to include the database for their motor vehicle pool. A brief description of operations follows: • Faculty members may use the vehicles owned by Tiny College for officially sanc- tioned travel. For example, the...
this is about databases and SQL, please help me with this and i promise i will...
this is about databases and SQL, please help me with this and i
promise i will thumbs you up :) let me know if you need more info
please try to get this done i will definitely thumbs you up :))
PROJECT TOPIC: Library: Books, Copies of the books,
Patrons, Checkouts
when creating ERD diagram, the notation must be in crows
notation, attached at the bottom is an example of crows
foot notation in databases so you can understand.
PDF...
this is about databases and SQL, please help me with this and i promise i will...
this is about databases and SQL, please help me with this and i
promise i will thumbs you up :) let me know if you need more info
please try to get this done i will definitely thumbs you up :))
PROJECT TOPIC: Library: Books, Copies of the books,
Patrons, Checkouts
when creating ERD diagram, the notation must be in crows
notation, attached at the bottom is an example of crows
foot notation in databases so you can understand.
PDF...
PROBLEM STATEMENT: Suppose you have a client that has given you the following business rules to...
PROBLEM STATEMENT: Suppose you have a client that has given you
the following business rules to form the basis for a database
design. The database must enable the manager of a company dinner
club to mail invitations to the club’s members, to plan the meals,
to keep track of who attends the dinners, and so on. Each dinner
serves many members, and each member may attend many dinners. A
member receives many invitations, and each invitation is mailed to
many...
Question 1. For each table, identify the primary key and the foreign key(s). If a table...
Question 1. For each table, identify the primary key and the
foreign key(s). If a table does not have a foreign key, write
None.
Question 2. Do the tables exhibit entity integrity? Answer yes
or no, and then explain your answer.
Question 3. Do the tables exhibit referential integrity? Answer
yes or no, and then explain your answer. Write NA (Not Applicable)
if the table does not have a foreign key.
Question 4. Describe the type(s) of relationship(s) between
CUSTOMER...
This is about database system. Thank you.
Question B1 Create a Crow's Foot ERD with the business rules described below. Write all appropriate connectivities and cardinalities in the ERD. A music store would like to develop a database to manage information about the CDs, or vinyl collection, the customers and transactions information. It stores the relationships between artists, albums, tracks, customers and transactions. Here is the list of requirements for the database: The collection consists of albums. An album is...
this is about databases and SQL, please help me with this and i
promise i will thumbs you up :) let me know if you need more info
please try to get this done i will definitely thumbs you up :))
PROJECT TOPIC: Library: Books, Copies of the books,
Patrons, Checkouts
when creating ERD diagram, the notation must be in crows
notation, attached at the bottom is an example of crows
foot notation in databases so you can understand.
PDF...
this is about databases and SQL, please help me with this and i
promise i will thumbs you up :) let me know if you need more info
please try to get this done i will definitely thumbs you up :))
PROJECT TOPIC: Library: Books, Copies of the books,
Patrons, Checkouts
when creating ERD diagram, the notation must be in crows
notation, attached at the bottom is an example of crows
foot notation in databases so you can understand.
PDF...
PROBLEM STATEMENT: Suppose you have a client that has given you
the following business rules to form the basis for a database
design. The database must enable the manager of a company dinner
club to mail invitations to the club’s members, to plan the meals,
to keep track of who attends the dinners, and so on. Each dinner
serves many members, and each member may attend many dinners. A
member receives many invitations, and each invitation is mailed to
many...
Question 1. For each table, identify the primary key and the
foreign key(s). If a table does not have a foreign key, write
None.
Question 2. Do the tables exhibit entity integrity? Answer yes
or no, and then explain your answer.
Question 3. Do the tables exhibit referential integrity? Answer
yes or no, and then explain your answer. Write NA (Not Applicable)
if the table does not have a foreign key.
Question 4. Describe the type(s) of relationship(s) between
CUSTOMER...
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