TAN (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 tangent of the input expression.
Transact-SQL syntax conventions
Syntax
TAN ( float_expression )
Note
To view Transact-SQL syntax for SQL Server 2014 (12.x) and earlier versions, see Previous versions documentation.
Arguments
float_expression
Is an expression of type float or of a type that can be implicitly converted to float, interpreted as number of radians.
Return Types
float
Examples
The following example returns the tangent of PI()/2
.
SELECT TAN(PI()/2);
Here is the result set.
----------------------
1.6331778728383844E+16
Examples: Azure Synapse Analytics and Analytics Platform System (PDW)
The following example returns the tangent of .45.
SELECT TAN(.45);
Here is the result set.
--------
0.48
See Also
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