Calculate exponential value. This function returns the value of e (the base of natural logarithms) raised to the power of the argument.
SELECT EXP(2);
+------------------+
| EXP(2) |
+------------------+
| 7.38905609893065 |
+------------------+
SELECT EXP(-2);
+--------------------+
| EXP(-2) |
+--------------------+
| 0.1353352832366127 |
+--------------------+
SELECT EXP(0);
+--------+
| EXP(0) |
+--------+
| 1 |
+--------+
SELECT EXP(NULL);
+-----------+
| EXP(NULL) |
+-----------+
| NULL |
+-----------+