LOG(b, x)

Returns the base-b logarithm of x. If x is less than or equal to 0.0E0, the function returns NULL.

Syntax

LOG( <b, x> )

Examples

SELECT LOG(2, 65536);

┌───────────────┐
│ log(2, 65536) │
├───────────────┤
│            16 │
└───────────────┘