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Give a good decomposition for R = (A,B,C,D,E ) with the following functional dependencies:
ABC -> D
BCE -> A
D -> B
and justify your design decisions.
Write PL/SQL block which displays last name and salary of following people. Each of these can be done separately as PL/SQL, first to test and get output lines
Code SQL statements to update view as follows: change spelling of Mark Tobey to Mark Toby. Design new Transaction for Mark Toby. Suppose you have essential transaction, work, and customer data.
Create a report using the wizard or based on an SQL query that that shows Courses that instructors are approved to teach. Show Course Number, First Name, and Last Name of Instructor.
Write a perl subroutine for temperature conversion named 'convert_temp'. It should be able to handle both Fahrenheit to Celsius conversions as well as Celsius to Fahrenheit conversions.
Write PL/SQL procedures and functions to populate and query that database
Display the CustomerID from the Orders table and the sum of the associated ItemPrice multiplied by Quantity using Gross Sales (with a space) as the column name from the OrderItems table.
Law Associates is a large legal practice based in Sydney. You have been asked to design a data model for the practice based upon the following specification
Write a SQL statement to display the First and Last name of students who have the Status greater than 1 and less than 10. Use BETWEEN.
Write SQL statement which creates stored procedure with one int input parameter. The stored procedure selects the supplierId field and the total of all Count field values for each group of supplierId's from the Part table.
Write a SQL Statement to create a View called vwEmployeeTerritories that will do the following: Return all Employees and their Territories (use INNER JOIN).
What is an SQL injection attack? Explain how it works, and what precautions must be taken to prevent SQL injection attacks.What are two advantages of encrypting data stored in the database?
Write the statement which creates table named Part, with Id field as an int idendity PK, a SupplierId int field, a Description string field of size 25, a Count int field, a Class string field
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