PostgreSQL - Arithmetic Operators

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Here are simple examples showing usage of PostgreSQL Arithmetic Operators:

testdb=# select 2+3;
 ?column?
----------
        5
(1 row)


testdb=# select 2*3;
 ?column?
----------
        6
(1 row)


testdb=# select 10/5;
 ?column?
----------
        2
(1 row)


testdb=# select 12%5;
 ?column?
----------
        2
(1 row)


testdb=# select 2^3;
 ?column?
----------
        8
(1 row)


testdb=# select |/ 25.0;
 ?column?
----------
        5
(1 row)


testdb=# select ||/ 27.0;
 ?column?
----------
        3
(1 row)


testdb=# select 5 !;
 ?column?
----------
      120
(1 row)


testdb=# select !!5;
 ?column?
----------
      120
(1 row)


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