Using expressions and constants : Query Expressions « Select Query « PostgreSQL

1. PostgreSQL
2. Select Query
3. Query Expressions

Using expressions and constants

postgres=#
postgres=# -- Using expressions and constants
postgres=#
postgres=# SELECT 2 + 2, pi(), 'PostgreSQL is more than a calculator!';
 ?column? |        pi        |               ?column?
----------+------------------+---------------------------------------
        4 | 3.14159265358979 | PostgreSQL is more than a calculator!
(1 row)

postgres=#

           
       

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