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Updated on 2023-10-25 GMT+08:00
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sin

This function is used to return the sine value of a, with input in radians.

Syntax

sin(DOUBLE a)

Parameters

Table 1 Parameter

Parameter

Mandatory

Type

Description

a

Yes

DOUBLE, BIGINT, DECIMAL, or STRING

The value can be a float, integer, or string.

If the value is not of the DOUBLE type, the system will implicitly convert it to the DOUBLE type for calculation.

Return Values

The return value is of the DOUBLE type.

If the value of a is NULL, NULL is returned.

Example Code

The value 1 is returned.

select sin(pi()/2);

The value NULL is returned.

select sin(null);
Parent topic: Mathematical Functions