use the following statement to Write a PL/SQL Function that accepts 4 parameters, 2 strings representing students names, and 2 integers representing the marks they received in DBS311. The function will determine which student had the higher mark and return the name of the student. If the marks were the same, then return the word "same" and return "error" if an error occurs or the calculation can not be determined.

Database: CUSTOMER (CustomerID, LastName, FIrstName, Phone, EmailAddress) PURCHASE (InvoiceNumber, InvoiceDate, PreTaxAmount, CustomerID) PURCHASE_ITEM (InvoiceNumber, InvoiceLineNumber, Item Number, RetailPrice) ITEM (ItemNumber, ItemDesciption, Cost, ArtistLastName, ArtistFirstName) Write an SQL statement to show which cutomers bought which items, and include any items that have not been sold. Include CUSTOMER.LastName, CUSTOMER.FirstName, IvoiceNumber, InvoiceDate, ItemNumber, ItemDescription, ArtistLastName, and ArtistFirstName,. Use a join using JOIN ON syntax, and sort the results by ArtistLastName and ArtistFirstName in ascending order. Note that in Microsoft Access this require multiple queries. From Database Concepts 9th Ed. (Kroenke)

You should use an Oracle function to determine the number of days since your birthday.

Create a function to insert a new product into an existing order, include the product id, unit price, quantity. The output of the function is the message to notify the calling program whether the update succeeded or not. note : Note: Sql code need not java don't waste my time by giving java code

In PL/SQL, which of the following variable type is used to declare a record? %ROWTYPE %TYPE %RECORDTYPE %TYPEROW

In SQL code: Create a PL/SQL block to retrieve the name of each employee from the EMPLOYEE table and print the first initial of each name on the screen, incorporating an INDEX BY table.

Adjust the following information so that1) all users on the system are able to run the SQL Executable and 2) multiple users (such as a team of software engineers) have the power to modify the SQL Executable Introduce any new groups that are needed and assign them group IDs USERS SQL Manager UID: 3 GROUPS SQL Users GID: 5 FILESDatabase File Owner 3 Group NA owner: rw group: - world: - setUID: 0 setGID: 0 sticky: 0 SQL Executable Owner 3 Group 5 owner: rwx group: r-x world: - setUID: 1 setGID: 0 sticky: 0

You should use an Oracle function to calculate the number of days that have gone between your birthday and the current date.

Chapter 16 How to manage transactions and locking Excercises using the My Guitar Shop Database Use Microsoft SQL Server Write a script that includes two SQL statements coded as a transaction to delete the row with a customer ID of 8 from the Customers table. To do this, you must first delete all addresses for that customer from the Addresses table. If these statements execute successfully, commit the changes. Otherwise, roll back the changes.

WorksOn Database: Employee (EmployeeNumber, EmployeeName, BirthDate, Title, Salary, DepartmentNumber) Project (ProjectNumber, ProjectName, Budget, DepartmentNumber) Department (DepartmentNumber, DepartmentName, ManagerNumber) WorksOn (EmployeeNumber, ProjectNumber, Responsibility, Hours) Questions: 1) Write an SQL query that returns the project number and name for projects with a budget no greater than 1,050,000ドル. 2) Write an SQL query that returns all works on records where hours worked is less than 5 and the responsibility is 'Manager'. 3) Write an SQL query that returns the employees (number and name only) who have a title of 'EE' or 'SA' and make more than 50,000ドル. 4) Write an SQL query that returns the employees (name and salary only) in department 'D1' ordered by decreasing salary. 5) Write an SQL query that returns the departments (all fields) ordered by descending department name.

You should use an Oracle function to determine the number of days that have transpired between your birthday and the current date.

PHP Using PHP write a function that does the query to select all transactions order by date desc.