DEGREES (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
This function returns the corresponding angle, in degrees, for an angle specified in radians.
Transact-SQL syntax conventions
Syntax
DEGREES ( numeric_expression )
Arguments
numeric_expression
An expression of the exact numeric or approximate numeric data type category.
Return Types
The return type depends on the input type of numeric_expression:
| Input type | Return type |
|---|---|
| float, real | float |
| decimal(p, s) | decimal(38, s) |
| int, smallint, tinyint | int |
| bigint | bigint |
| money, smallmoney | money |
| bit | float |
If the result does not fit in the return type, an arithmetic overflow error occurs.
Examples
This example returns the number of degrees in an angle of PI/2 radians.
SELECT 'The number of degrees in PI/2 radians is: ' +
CONVERT(VARCHAR, DEGREES((PI()/2)));
GO
Here's the result set.
The number of degrees in PI/2 radians is 90
(1 row(s) affected)