SQL EXP() function
SQL EXP() function returns e raised to the n-th power(n is the numeric expression), where e is the base of a natural algorithm and the value of e is approximately 2.71828183.
|expression||An expression which is a float or can be converted to a float.|
MySQL, PostgreSQL, SQL Server, and Oracle
All of above platforms support the SQL syntax of EXP().
SQL EXP() function: Pictorial presentation
To get the e raised by 2's power from the DUAL table, the following SQL statement can be used:
SELECT EXP(2) AS e_to_2s_power FROM dual;
E_TO_2S_POWER ------------- 7.3890561
Note: Outputs of the said SQL statement shown here is taken by using Oracle Database 10g Express Edition.
Here is a slide presentation which covers the SQL arithmetic functions.
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