PostgreSQL PI() function

Last update on July 29 2024 07:03:04 (UTC/GMT +8 hours)

PI() function

The PostgreSQL PI() function is used to return the constant value of pi, which is approximately 3.14159.

Mathematical Calculations: To perform calculations involving the constant pi.

Geometry and Trigonometry: Essential in computations related to circles, spheres, and trigonometric functions.

Scientific Research: Used in various scientific formulas and research that require the value of pi.

Engineering Applications: Important for engineering calculations involving circular or periodic phenomena.

Data Analysis: Utilized in statistical models and data analysis requiring precise value of pi.

Syntax:

pi()

PostgreSQL Version: 9.3

Pictorial presentation of PostgreSQL PI() function

Example: PostgreSQL PI() function :

Code:

SELECT PI() AS "Value of PI";

Sample Output:

    Value of PI
------------------
 3.14159265358979
(1 row)

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