SQRT

Returns the square root of a nonnegative number x.

Syntax

SQRT(x)

Arguments

Arguments	Description
x	The nonnegative numerical value.

Return Type

A Float64 data type value.

Examples

SELECT SQRT(4);
+---------+
| SQRT(4) |
+---------+
|       2 |
+---------+

SELECT SQRT(-16);
+-----------+
| SQRT(-16) |
+-----------+
|       NaN |
+-----------+