SIN Function
SIN is a trigonometric function that returns the sine of a number. The return value
is between -1
and 1
.
Syntax
SIN(number)
Argument
- number
-
A double precision number in radians.
Return Type
The SIN function returns a double precision number.
Examples
The following example returns the sine of -PI
:
select sin(-pi()); sin ----------------------- -1.22464679914735e-16 (1 row)