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Write a script that creates and calls a function named fnDiscountPrice that calculates the discount price of an item in the OrderItems table (discount amount subtracted from item price). To do that, this function should accept one parameter for the item ID, and it should return the value of the discount price for that item.
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
Write an SQL statement to produce a single column called ItemLocation that combines the SKU_Description,the phrase "is located in."
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.
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
Explain how you will go about developing this database. Provide at least four queries that answer some of the questions asked by the end users.
Write a PL/SQL block and declare a variable v_sal of the type NUMBER. Include the following statement in the Execution section:
Write a SQL Statement to create a View called vwEmployeeTerritories that will do the following: Return all Employees and their Territories (use INNER JOIN).
To represent a problem description given in natural language as an (Enhanced) Entity -Relationship model; to convert the ER/EER model into a relational data model;
Create a database model and Submit the table creation statements for the Database Model.
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.
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.
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