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Natural Logarithm
Wed, 03/04/2009 - 20:02 | hdanzl
Syntax
LN ( <numeric value expression> ) |
Notes
♦ | The LN function returns the natural logarithm of the argument. |
♦ | The argument shall be greater than 0. |
♦ | The data type of the result is DOUBLE PRECISION. |
♦ | If the argument is null, then the result is null. |
Examples
Expression |
Result |
LN( 2 ) |
0.693147.. |
LN( 7.5 ) |
2.014903.. |
Conformance
SQL:2003 standard |
- |
Feature T621 "Enhanced numeric functions" |
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