ARITHMETIC OPERATORS Arithmetic operations can be used on the data which type is ‘date’ or ‘number’. The priority of the operators is like below ;   USAGE OF THE ARITMETHIC OPERATORS Let’s list the name, surname, salary and the new salary which is increased by 5% ; and give alias to them. SELECT first_name NAME, … Continue reading Oracle SQL Tutorials – Chapter 1 (Part 3 of 3)