LOG10()

<< LOG() | FB 2.1 Language Reference | LOWER() >>

LOG10()

Available in: DSQL, PSQL

Added in: 2.1

Description

Returns the 10-based logarithm of the argument.

Result type: DOUBLE PRECISION

Syntax 

 LOG10 (number)


  • If the argument is 0, -INF is returned. If the argument is negative, NaN is returned.

Important: If the external function LOG10 is declared in your database, it will override the internal function. To make the internal function available, DROP or ALTER the external function (UDF).

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<< LOG() | FB 2.1 Language Reference | LOWER() >>