SELECT
Population,
SQRT(Population)
FROM country
Commonly Used Functions:
| Function | Description |
| ABS() | Returns a number's absolute value |
| COS() | Returns the trigonometric cosine of specified angle |
| EXP() | Returns the exponential value of a specific number |
| PI() | Returns the value of PI |
| SIN() | Returns the trigonometric sine of a specified angle |
| SQRT() | Returns the square root of a specified number |
| TAN() | Returns the trigonometric tangent of a specified angle |