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ATN2 Function

Posted By: Sarita Patel     Category: SQL Server     Views: 2838

This article explains ATN2 function of sql server with examples.

ATN 2 is used to get angle in radians whose tangent is between the two given float expressions. It also known as arctangent.


Syntax of ATN2 Function :

ATN2 (float_expression1,float_expression2)

float_expression1 is an expression of float type.

float_expression2 is an expression of float type.

Return type of ATN2 is float data type.



Examples of ATN2 Function :

Example 1 : Use of ATN2 function in select clause

SELECT ATN2(-25.234,25)

Output
-0.790056329331154

Above example returns angle in radians for specified values.
  
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Sarita Patel
Sarita Patel author of ATN2 Function is from United States.
 
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