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Create a trigger named Products_INSERT that inserts the current date for the DateAdded column of the Products table if the value for that column is null. Test this trigger with an appropriate INSERT statement.
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 business transaction that involves multiple tables and implement it using PL/SQL. Use at least one Function or Procedure in your code. The transaction may retrieve data from the database and display the result, or it may insert/update data in..
Create a database model and Submit the table creation statements for the Database Model.
Write an SQL statement to produce a single column called ItemLocation that combines the SKU_Description,the phrase "is located in."
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?
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.
Run the lab_03_01.sql script in the attached file to create the SAL_HISTORY table. Display the structure of the SAL_HISTORY table.
Write a query to display the last name, department number, and salary of any employee whose department number and salary both match the department number and salary of any employee who earns a commission.
Write SQL statement which creates the stored procedure which adds new record to the Part table, and returns value of newly created PartID PK value in out parameter.
Write the following queries in SQL: If an employee works on every project located in Houston, then list the employees social security number and name.
Student.txt in the attachment contains the roster of a class. Each student object has the following fields: student id, last name, first name, academic level.Create a RosterClass to store the student database in vector.
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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