Increase salary of employee records by 10% (table employee).

Give commission of Rs.500 to all employees who joined in year 1982 (table Empl).

Given the following tables :

Orders (OrdNo, Ord_date, ProdNo#, Qty) 
Product (ProdNo, Descp, Price)
Payment (OrdNo, Pment)

Write a query to delete all those records from table Orders whose complete payment has been made.

Enlist the names of all tables created by you.