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What is ABS() in SQL?

harris910

The ABS() function returns the absolute value of a number.

Figure 1 shows a mathematical representation of the ABS() function.

Figure 1: Mathematical representation of ABS() function

Syntax

ABS(number)

Parameter

The ABS() function takes a number as a parameter.

Return value

The ABS() function returns the absolute value of a number that is passed in as a parameter.

Code

-- negative number
SELECT ABS(-10);

-- 0
SELECT ABS(0);

-- positive number
SELECT ABS(10);

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mysql
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