SIN (Transact-SQL)

Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance Azure Synapse Analytics Analytics Platform System (PDW) SQL analytics endpoint in Microsoft Fabric Warehouse in Microsoft Fabric

Returns the trigonometric sine of the specified angle, in radians, and in an approximate numeric, float, expression.

Syntax

SIN ( float_expression )

float_expression
Is an expression of type float or of a type that can be implicitly converted to float, in radians.

float

The following example calculates the SIN for a specified angle.

DECLARE @angle FLOAT;  
SET @angle = 45.175643;  
SELECT 'The SIN of the angle is: ' + CONVERT(VARCHAR, SIN(@angle));  
GO

Here's the result set.

The SIN of the angle is: 0.929607                         
  
(1 row(s) affected)

The following example calculates the sine for a specified angle.

SELECT SIN(45.175643);

Here's the result set.

---------  
0.929607