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PostgreSQL TAN() function

TAN() function

The PostgreSQL tan() function is used to return the tangent of a given argument.

Syntax:

tan(a)

PostgreSQL Version: 9.3

Pictorial presentation of PostgreSQL TAN() function

pictorial presentation of PostgreSQL TAN() function

Example 1: PostgreSQL TAN() function

Code:

SELECT TAN(0) AS "Tan (0)";

Sample Output:

 Tan (0)
---------
       0
(1 row)

Example 2: PostgreSQL TAN() function

Code:

SELECT TAN(1) AS "Tan (1)";

Sample Output:

     Tan (1)
-----------------
 1.5574077246549
(1 row)

Example 3: PostgreSQL TAN() function

Code:

SELECT TAN(-1) AS "Tan (-1)";

Sample Output:

     Tan (-1)
------------------
 -1.5574077246549
(1 row)

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