Categories:

Numeric Functions (Rounding and Truncation)

ABS

Returns the absolute value of a numeric expression.

Syntax

ABS( <num_expr> )

Examples

SELECT column1, abs(column1)
    FROM (values (0), (1), (-2), (3.5), (-4.5), (null));
+---------+--------------+
| COLUMN1 | ABS(COLUMN1) |
|---------+--------------|
|     0.0 |          0.0 |
|     1.0 |          1.0 |
|    -2.0 |          2.0 |
|     3.5 |          3.5 |
|    -4.5 |          4.5 |
|    NULL |         NULL |
+---------+--------------+