simulation of implementation in a real life data base, computer science homework help

Please review the Requirement of designing a Database :

you will need to  design the database schema, showing in detail all the relations, data types, relationships, and constraints to be used in the database. You must draw schema diagrams using Microsoft Visio or similar. After the design phase is over The draft must include at least the description of your company, business rules, and an ERD: 

consists the following sections:

  1. Title Page that includes:
    • Title of the project
    • Course name
    • Course number
    • Name of the student
  1. Description that includes:
    • Screen shot from Blackboard confirming your topic
    • Description of the company (1 paragraph)
    • Business requirements for the database (1 paragraph)

Business requirements will explain why your company needs a database, what kind of data you are planning to store in the database, and how your company is going to utilize this data.

  1. Business Rules:
    • Each business rule must follow the format 
    • Each business rule must describe a relationship in both directions
    • Each entity and each relationship used in the database must be described in this section
    • Each entity and each relationship described in this section must be presented on the ERD
  1. Entities that includes:
    • Entity’s name
    • Entity’s description
    • List of attributes
    • Data type of each attribute (numeric, text, or date)
    • Sample data for each attribute
    • Constraints (PRIMARY KEY, FOREIGN KEY, UNIQUE, NULL where applicable)

Each entity must be described in the section. You must have a minimum of 4 entities. The total number of entities recommended is 4-5.

  1. Relationships that includes:
    • A copy of a specific business rule from the Business Rules section for each relationship described here.
    • Relationship’s type: 1:1, 1:M, M:N. Use business rules to justify your decision.
    • Relationship strength: strong or weak. Use business rules to justify your decision.
    • Optionality for both sides of each relationship: mandatory or optional. Use business rules to justify your decision.

Each relationship must be described in the section. Each M:N relationship must be resolved and described.

  1. Crow’s Foot Entity Relationship Diagram:
    • ERD must be consistent with business rules and descriptions
    • ERD must show all entities and their attributes, relationships, connectivities, constraints, optionality and cardinalities
    • Tables and attributes names must follow naming conventions used in class
    • Each relationship must be properly labeled  
If a composite primary or foreign key is used on ERD, explain your reasoning.
Please review the files bellow attach for the topic 

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