NexusDB Guide > SQL Reference > SQL Functions > Numeric Value Functions

NexusDB V3 Manual

Natural Logarithm

Syntax

<natural logarithm> ::=

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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