What is Relational Operators

What is Relational Operators

Relational operators in MySQL are symbols or keywords to compare the values in SQL queries. They perform comparisons and return a boolean result which is either true or false. Developers can use these operators to check for equality and inequality as well as perform comparisons based on numeric values, strings, or dates....

Different Relational Operators in MySQL

MySQL enables the implementation of the relational operators which are used for the data comparison and serve their purposes separately. Some of the most commonly used relational operators include: Some of the most commonly used relational operators include...

Setup an Environment

--Make the 'employees' tableCREATE TABLE employees (employee_id INT,first_name VARCHAR(50),last_name VARCHAR(50),department VARCHAR(50),salary INT);-- Fill up the 'employees' table with some sample data.INSERT INTO employees (employee_id, first_name, last_name, department, salary) VALUES(1, 'Alice', 'Smith', 'Sales', 50000),(2, 'Bob', 'Johnson', 'Marketing', 60000),(3, 'Charlie', 'Brown', 'IT', 70000),(4, 'David', 'Lee', 'Finance', 55000);...

Examples of How to use Relational Operators in MySQL

Below are the different operators with examples and output and explanation....

Conclusion

Relational operators are the inseparable features of the SQL developer’s toolkit, which lets the professions filter and query the data mainly with accuracy. Thus, the knowledge of simply how to use relational operators in MySQL is another significant step on the way to discovery in further development of your systems based on the use of the database and an ability to manipulate data and analyze it....