LOG()

Description

LOG(X) returns the natural logarithm of X.

Syntax

> LOG(X)

Arguments

Arguments	Description
X	Required. Any numeric data type supported now.

Examples

drop table if exists t1;
create table t1(a float, b float);
insert into t1 values(2,8);

mysql> select log(a), log(b) from t1;
+--------------------+--------------------+
| log(a)             | log(b)             |
+--------------------+--------------------+
| 0.6931471805599453 | 2.0794415416798357 |
+--------------------+--------------------+
1 row in set (0.00 sec)

Constraints

LOG(X) only support one parameter input for now.