Use pi() in calculation : PI « Math Functions « PostgreSQL

1. PostgreSQL
2. Math Functions
3. PI

Use pi() in calculation

postgres=#
postgres=# SELECT 2 + 2 AS "2 plus 2", pi() AS "the pi function", 'PostgreSQL is more than a calculator!' AS comments;
 2 plus 2 | the pi function  |               comments
----------+------------------+---------------------------------------
        4 | 3.14159265358979 | PostgreSQL is more than a calculator!
(1 row)

postgres=#
postgres=#

           
       

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