postgres=# postgres=# SELECT pow(2.0, 3.0) AS "two cubed", postgres-# pow(2.0, 2.0) AS "two squared", postgres-# pow(2.0, 1.0) AS "just two"; two cubed | two squared | just two --------------------+--------------------+-------------------- 8.0000000000000000 | 4.0000000000000000 | 2.0000000000000000 (1 row) postgres=#