Using the POWER function : POWER « Numerical Math Functions « Oracle PL/SQL Tutorial

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 Oracle PL/SQL Tutorial » Numerical Math Functions » POWER
14.16.2.Using the POWER function

The POWER function requires two arguments.

The first argument is the value that you would like raised to some exponential power.

The second argument is the power (exponent) that you would like the number raised to.

 SQL> SQL> SQL> -- create demo table SQL> create table myTable(   2    id           NUMBER(2),   3    value        NUMBER(6,2)   4  )   5  / Table created. SQL> SQL> -- prepare data SQL> insert into myTable(ID,  value)values (1,9)   2  / 1 row created. SQL> insert into myTable(ID,  value)values (2,2.11)   2  / 1 row created. SQL> insert into myTable(ID,  value)values (3,3.44)   2  / 1 row created. SQL> insert into myTable(ID,  value)values (4,-4.21)   2  / 1 row created. SQL> insert into myTable(ID,  value)values (5,10)   2  / 1 row created. SQL> insert into myTable(ID,  value)values (6,3)   2  / 1 row created. SQL> insert into myTable(ID,  value)values (7,-5.88)   2  / 1 row created. SQL> insert into myTable(ID,  value)values (8,123.45)   2  / 1 row created. SQL> insert into myTable(ID,  value)values (9,98.23)   2  / 1 row created. SQL> SQL> select * from myTable   2  /         ID      VALUE ---------- ----------          1          9          2       2.11          3       3.44          4      -4.21          5         10          6          3          7      -5.88          8     123.45          9      98.23 9 rows selected. SQL> SQL> select power(value, 2) from myTable   2  / POWER(VALUE,2) --------------             81         4.4521        11.8336        17.7241            100              9        34.5744     15239.9025      9649.1329 9 rows selected. SQL> SQL> select power(value, 3) from myTable   2  / POWER(VALUE,3) --------------            729       9.393931      40.707584     -74.618461           1000             27     -203.29747     1881365.96     947834.325 9 rows selected. SQL> SQL> SQL> -- clean the table SQL> drop table myTable   2  / Table dropped. SQL>
 14.16.POWER 14.16.1. POWER(x, y) gets the result of x raised to the power y. 14.16.2. Using the POWER function 14.16.3. POWER(2, 1) 14.16.4. POWER(2, 3) 14.16.5. select power(2,3), power(-2,3)