SQLite ABS() Function

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

ABS(X) returns NULL if X is NULL. ABS(X) returns 0.0 if X is a string or blob that cannot be converted to a numeric value. If X is the integer -9223372036854775808 then ABS(X) throws an integer overflow error since there is no equivalent positive 64-bit two complement value.

Syntax

ABS(number)

Parameters

Return Value

Returns the absolute value of a given number.

Example 1:

The example below shows the usage of ABS() function.

SELECT ABS(15);
Result: 15

SELECT ABS(-15);
Result: 15

SELECT ABS(25.23);
Result: 25.23

SELECT ABS(-25.23);
Result: 25.23

SELECT ABS(0);
Result: 0

SELECT ABS(10 * -2);
Result: 20

SELECT ABS(NULL);
Result: NULL

Example 2:

Consider a database table called Sample with the following records:

The statement given below can be used to calculate the absolute value of column x.

SELECT *, ABS(x) AS ABS_Value FROM Sample;

This will produce the result as shown below: