Create a complete ERD for the problem described in problem
I add some compulsory attributes to each entity and use cardinality to relate to entities.
In above ER Diagram, I take some assumptions that are written by points. Each entity has its attributes. I create this ERD simple as mentions in the question so if there is any mistake then, please correct them.
Create a complete ERD for the problem described in problem ch team those cond Identif ....
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...
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 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...
can you show me how the crow foor ERD should be for this example 1. Given the following business rules, finish the business rule and create the appropriate Crow's Foot ERD. Paste the ERD from Visio into this document. a A COMPANY operates many DEPARTMENTS. b. Each DEPARTMENT employs one or more EMPLOYEEs. c. Each of the EMPLOYEEs might or might not have one or more DEPENDENTS. d. Each EMPLOYEE might or might not have an EMPLOYEE HISTORY Given the...
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.
Problem 3. Given the following business scenario, create a Crow’s Foot ERD using a specialization hierarchy if appropriate. Granite Sales Company keeps information on employees and the departments that they work in. For each department, the department name, internal mail box number, and office phone extension are kept. A department can have many assigned employees, and each employee is assigned to only one department. Employees can be salaried employees, hourly employees, or contract employees. All employees are assigned an employee number. This...
Create a crows foot erd using a specialization hierarchy if appropriate. Granite sales company keeps information on its employees and the departments in which they work. For each department, the department name,internal mailbox server, and office phone extension are kept. A department can have many assigned employees, and each employee is assigned to only one department. Employees can be salaried, hourly, or work on contract. All employees are assigned an employee number, which is kept along with the employee's name...
ERD requirements: In your ERD*, you must include: • All entities and the relationships among them; • Reasonable attributes for each entity; • Notations of all PKs and FKs • Cardinalities for each relationship. ERD Cases: Draw an ERD for each of the following situations. (If you believe that you need to make additional assumptions, clearly state them for each situation.) Draw the same situation using the tool you have been told to use in the course. A laboratory has...
. Create the ERD in your drawing tool for microsoft visio for the following problem; Construct an ERD to represent employees and positions. For employees, the ERD should record the unique employee number, first name, last name, department name, office number, hire date, and date of birth. For position, the ERD should record the unique position number, position name, and step number. Positions can be classified as management, associate, or other. Management positions have a salary range (minimum and maximum)...
Given the following business scenario, create a Crow’s Foot ERD using a specialization hierarchy if appropriate. Granite Sales Company keeps information on employeesand the department that they work in. For each department, the department name, internal mail box number, and office phone extension are kept. A department can havemany assigned employees, and each employee is assigned to only one department. Employees can salaried employees, hourly employees, or contract employees. All employeesare assigned an employee number. This is kept along with...