Reference no: EM13725299
SQL Concepts and Database Design:
Imagine that you work for a finance industry-based organization. Your organization is looking to submit its database design documentation to an evaluation team in order to meet Sarbanes-Oxley (SOX) compliance. You have been assigned to assist in preparing the documentation of the organization's sales database. You are asked to propose a data dictionary that can be used to document the following:
• Employee (EmpNumber , EmpFirstName, EmpLastName, CommissionRate, YrlySalary, DepartmentID, JobID)
• Invoice ( InvNumber , InvDate, EmpNumber, InvAmount, CustomerID)
• InvoiceLine ( InvLineNumber , InvNumber, ProductNumber, Quantity)
• Product (ProductNumber , ProductDescription, ProductCost)
• Department (DepartmentID , DepartmentDescription)
• Job (JobID , JobDescription)
• Customer (CustomerID , CustomerName, CustomerAddress, CustomerPhone)
Write a three to four (3-4) page paper in which you:
Question 1: Create a data dictionary that includes the following:
a. A description of the content for each field
b. The data type of each field
c. The format the data will be stored as in the field d. The range of value for the field e. A label, as required, if the attribute is a primary key or foreign key
Question 2: Imagine that you are asked to identify the number of days that exist between the first invoice and last invoice for each month and complete the following:
a. Construct a query that will show the number of days that exist between the first invoice and last invoice, for each month, for each employee, using the DATEDIFF function. Be sure to provide the SQL script that will carry out this function.
b. Construct a query to show the expected payment date if invoices are due within 30 days of transaction.
c. Construct a query that will show distinct area codes of the customers.
Question 3: Create a plan of the necessary activities that would be required to implement a valid database design process by including the following:
a. Steps in the conceptual design stage
b. Steps in DBMS selection stage
c. Steps in logical design stage
d. Steps in physical design stage
e. Task details of each activity within each stage
|
Saving for retierment
: Miley expects to receive the following payments: Year 1 = $50,000; Year 2 = $28,000; Year 3 = $12,000. All of this money will be saved for her retirement. If she can earn an average of 10.5 percent on her investments, how much will she have in her ac..
|
|
Presentation from career services
: Find three companies you would like to work for and look at job descriptions; register with 'Hire Centennial'; if you are sure then print off the three job desc. of interest. Attend the in-class presentation from career services the week of Jan 19-..
|
|
Identify an incident in cybercrime or cyberwarfare
: Identify an incident in cybercrime or cyberwarfare related to this entity. Fully discuss the specifics of the cyber incident (and related incidents) and analyze the motivation of the actors/attackers. Also suggest methods for organizations to d..
|
|
Calculate the percent change in gross margin
: Consider the following situation. Tricon Piping Systems manufactures small diameter potable polyethylene water pipe and achieves distribution primarily through plumbing wholesalers. The firm also sells directly to large construction companies, often ..
|
|
Assignment of database design
: Create a data dictionary that includes the following: a. A description of the content for each field b. The data type of each field ac. The format the data will be stored as in the field d. The range of value for the field e. A label, as required, i..
|
|
What is the purpose of the production-or aggregate-plan
: What is the purpose of the production-or aggregate-plan, What is the difference between productivity and efficiency
|
|
Information is available concerning trade margins and costs
: Within a given distribution channel, the following information is available concerning trade margins and costs. A wholesaler has a unit selling price of $250 and a unit cost of $140. The retailer requires a 33% mark up on selling price. The manufactu..
|
|
Design a program using java code to process round trip
: Design a program using JAVA code to process round trip tickets for travel to 2 cities and determine the bill for the travel tickets. The return trip must be at least 7 days from the initial trip to qualify for a discount of 20%, otherwise trave..
|
|
Computer referral tracking system
: What is a computer referral tracking system? What is a manual referral tracking system? Why are they necessary for any medical practice?
|