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LOG function in Oracle

LOG is one of the vital Numeric/Math functions of Oracle. It is used to get the logarithm of x base y. The LOG function is supported in the various versions of the Oracle/PLSQL, including, Oracle 12c, Oracle 11g, Oracle 10g, Oracle 9i and Oracle 8i.

Syntax:

LOG( y, x )

Parameters:
y: It must be a positive number except 1 or 0.
x: It must be a positive number.
Example 1:

LOG(10, 50)

Output:
1.6989700043

Explanation:
The value of base 10 logarithm of 50 is 1.6989700043 and so is the result.

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