COS (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
A mathematical function that returns the trigonometric cosine of the specified angle - measured in radians - in the specified expression.
Transact-SQL syntax conventions
Syntax
COS ( float_expression )
Note
To view Transact-SQL syntax for SQL Server 2014 (12.x) and earlier versions, see Previous versions documentation.
Arguments
float_expression
An expression of type float.
Return types
float
Examples
This example returns the COS
value of the specified angle:
DECLARE @angle FLOAT;
SET @angle = 14.78;
SELECT 'The COS of the angle is: ' + CONVERT(VARCHAR,COS(@angle));
GO
Here is the result set.
The COS of the angle is: -0.599465
(1 row(s) affected)
Azure Synapse Analytics and Analytics Platform System (PDW)
This example returns the COS values of the specified angles:
SELECT COS(14.76) AS cosCalc1, COS(-0.1472738) AS cosCalc2;
Here is the result set.
cosCalc1 cosCalc2
-------- --------
-0.58 0.99
See also
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