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Assignment
Write SQL queries for the books database (discussed in Section 18.3) that perform each of the following tasks:
a) Select all authors from the Authors table with the columns in the order lastName, firstName and authorID.
b) Select a specific author and list all books for that author. Include the title, year and ISBN number. Order the information alphabetically by title.
c) Add a new author to the Authors table.
d) Add a new title for an author (remember that the book must have an entry in the AuthorISBN table).
Write and test functions that return summation of all the numbers (items) in the list. Write a recursive function that returns the summation of all the numbers in the list.
1. First read and analyze each problem; then implement both problems in a project called HW3. 2. For each exercise, insert comments on ID, Name, and HW#.
Write a procedure that takes a car registration and returns the most recent date of rental and the maximum rental period for that car. The procedure had the following formal parameters
Use the script below to create an updateable view named balance_due_view. Then, create and test an INSTEAD OF trigger named invoices_instead_of_insert that lets the user update the columns in the view by directly updating the Invoices table.
Describe at least two tools that Susan could have used to assist her in the attack described within the case example, and suggest the key benefits that the chosen tools provide hackers. Justify your response.
As DBA, your manager called a meeting and asked why there are so many orders for customers that don't exist in the customer table. Write query which would shows which customers were missing for existing orders. Use a join or a subquery.
question 1write a perl subroutine for temperature conversion named converttemp. it should be able to handle both
Security and Privacy is a major concern in Enterprise Application. Write a short essay citing references, showing the roles of security and privacy and security in an enterprise Architecture program.
Write a SELECT statement that returns one row for each general ledger account number which contains three columns.
This assignment has been designed so that you understand the concept of Normalization.
Create the tables DEPARTMENT, EMPLOYEE, COMPUTER, and VEHICLE. Add the primary key field(s) and at least 2 non-key fields to each table that are relevant to that table (ie. PhoneNumber would be valid for EMPLOYEE).
Working across cultures can be enriching and meaningful. Colleagues can build cross-cultural awareness by engaging with people who are similar to and yet different from them. At the same time, working across cultures also has its challenges.
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