This page provides you with the most commonly used PostgreSQL Math functions that help you perform various math operations quickly and effectively.
| Function | Description | Example | Result |
|---|---|---|---|
| ABS | Calculate the absolute value of a number | ABS(-10) | 10 |
| CBRT | Calculate the cube root of a number | CBRT(8) | 2 |
| CEIL | Round a number up to the nearest integer, which is greater than or equal to number | CEIL(-12.8) | -12 |
| CEILING | Same as CEIL | ||
| DEGREES | Convert radians to degrees | DEGREES(0.8) | 45.83662361 |
| DIV | Return the integer quotient of two numeric values | DIV(8,3) | 2 |
| EXP | Return the exponential value in scientific notation of a number | EXP(1) | 2.718281828 |
| FLOOR | Round a number down to the nearest integer, which is less than or equal to number | FLOOR(10.6) | 10 |
| LN | Return the natural logarithm of a numeric value | LN(3) | 1.098612289 |
| LOG | Return the base 10 logarithm of a numeric value | LOG(1000) | 3 |
| LOG | Return the logarithm of a numeric value to a specified base | LOG(2, 64) | 4 |
| MOD | Divide the first parameter by the second one and return the remainder | MOD(10,4) | 1 |
| PI | Return the value of PI | PI() | 3.141592654 |
| POWER | Raise a numeric value to the power of a second numeric value | POWER(5, 3) | 125 |
| RADIANS | Convert degrees to radians | RADIANS(60) | 1.047197551 |
| ROUND | Round a number to the nearest integer or to a specified decimal places | ROUND(10.3) | 10 |
| SCALE | Return the number of decimal digits in the fractional part | SCALE(1.234) | 3 |
| SIGN | Return the sign (positive, negative) of a numeric value | SIGN(-1) | -1 |
| SQRT | Return the square root of a numeric value | SQRT(3.0) | 1.732050808 |
| TRUNC | Truncate a numeric value to a whole number of to the specified decimal places | TRUNC(12.3) | 12 |
| WIDTH_BUCKET | Assign values to buckets in an equi-width histogram. | ||
| RANDOM | Return a random number that ranges from 0 to 1 | 0.968435665 |