# SQRT

The SQRT function calculates the square root of a given number.

## Syntax

`SQRT(number)`

### Parameters

#### number

This is a numeric expression.

## Examples


```esql
ROW d = 100.0
| EVAL s = SQRT(d)
```

```esql
FROM employees
| KEEP first_name, last_name, height
| EVAL sqrt_height = SQRT(height)
```
