Provide the logarithm base e of 2.
| SELECT LN(2); | 
The LN() function computes the natural logarithm of a given number.
Note: Also refer to the LOG() and EXP() functions for related operations.
| LN(number) | 
| Parameter | Description | 
| number | Mandatory: A numerical value that must exceed 0. | 
| Works in: | From MySQL 4.0 | 
Give the logarithm base e of 1.
| SELECT LN(1); |